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Mesophilic Yogurt Update (Only Bacteria Can Comment)

Posted by takyon on Monday July 02 2018, @01:22AM (#3348)
7 Comments
/dev/random

Previously: Thermophilic vs. Mesophilic Yogurt Making

I boiled a gallon of milk in an Instant Pot. I let it cool to about 98°F, and then added the filmjölk yogurt drink "culture" and stirred it. I poured 1 quart of that mixture into a mason jar, sealed it, and left it out at room temperature (around 75-77°F). The remaining 3 quarts were heated back to ~115°F. Both yogurts fermented for about 16 hours before going in the fridge.

Both yogurts seemed to have about the same thickness, but the mesophilic yogurt seemed smoother with less lumps. The big difference is in the taste. The thermophilic yogurt has a clear sour/tangy taste as usual, but the mesophilic yogurt is very mild by comparison. That seems to conflict with what this page says about filmjölk (that it has a mild tartness, which I didn't really detect), but it seems clear that the thermophilic strains put out a lot more lactic acid. Increasing the fermentation time would probably have had an effect as well. My taste tester preferred the thermophilic yogurt, but enjoyed both. You could see the sour yogurt as having more uses (such as replacing sour cream or buttermilk in recipes).

I think the next step here would be to try using random storebought yogurt to make mesophilic yogurt. The stuff I used had 10 strains in it, while most yogurts have just 2-3. However, the safe bet is to just make it using the thermophilic process, since almost all of them should have Lactobacillus bulgaricus or Streptococcus thermophilus.

How cheap can you find a gallon of milk? I've seen whole milk at $1-2, and that's basically how much the yogurt costs (maybe with half of a $0.25 cup of yogurt if you aren't back-slopping). The time spent is minimal when using the Instant Pot. Maybe 5-10 minutes in total to pour milk in, hit a button, set the pot aside so it can cool faster, check the temperature with an instant thermometer, stir starter in, hit another button, pour into jars/containers for the fridge, and rinse the pot out. It just takes a day for it all to go down.

corporate errors and ethics

Posted by Runaway1956 on Sunday July 01 2018, @04:41AM (#3346)
27 Comments
Topics

Everyone makes mistakes. If a cashier makes a mistake, you usually bring it to their attention. If it's a mistake that shorts you, everyone brings it to the cashier's attention. If it's in your favor, many of us tell the cashier anyway, right?

But, what about the big corporation that does everything on a computer? The computer makes no mistakes, right?

I need (well, actually, the wife needs) a pet carrier. I've shopped around a little, and the things go by different names - pet carrier, pet crate, pet cage, etc. We will rarely need the thing, there's not much point in getting a high dollar cage. But, it's got to be big enough, so the little cheapo's are out of the question. That puts us squarely in the $75 to $100 range.

I had almost settled on a cage from Tractor Supply for $80, and planned to get it on the way home from work. But, I had to pick something up FOR work, before I could leave town to go home. Wandered by the pet supplies while I was in Wal-Mart, and there was a pet taxi for $64. Hmmmm - it meets all my requirements - guess I'll get it. Grabbed a couple other things while I was there, went to the counter, and ran into difficulties. The stupid card reader didn't like my card.

A bell had gone off in my head that the bill didn't look high enough for my purchases, but the card reader puking distracted me. By the time that was straightened out, I had forgotten the bell. Three minutes later, everything loaded into the Trailblazer, I remembered that the bill didn't seem quite right. Read it - and that pet taxi was listed at $19.

Weird. Neither the cashier nor I had any input - the bar code reader read the sticker, identified it properly, and charged me for it. Hmmmm - maybe I read the price wrong? Not hardly - I've been shopping for these things for the past three days. Screw it - I'm not going back inside to argue with the store manager that he shouldn't have given me about 60% off.

Got home, and looked this thing up on Walmart site. There, it is listed at $88, not the $64 that I read on the store shelf. That price shows that I got about a 75% discount, not the ~66% that the shelf price indicated.

So - ethics. This will kinda nag at me for a little while, at least. If this were a case where the cashier were at fault, and I knew that she would have to take the difference out of her pocket, I would definitely go back and make things right. But - on a computer? FFS, we've all talked about "on a computer" in regards to patents.

But, this IS the corporate world. Computers don't make mistakes, right? It would take ten or fifteen minutes to convince the store manager that there was a mistake. Then what? Do they even have accounting practices in place to make this kind of thing right? Chances are high that the manager would consider it too much of a headache to go through the motions, and tell me to get lost.

Then what? Write a letter to corporate offices?

And, is all of that time and effort worth it? It's a forty dollar mistake, and I'm going to spend a hundred dollars worth of my time and effort making it right?

Screw it. There ain't no minimum wage employee at risk of losing that forty bucks. The Waltons can eat the loss.

If anyone else happens to be searching for a 42" pet carrier/cage/whatever, visit Walmart, and check out the Pet Taxi, by Doskocil. Maybe you can get it for a twenty dollar bill!

Threadripper 2990X Price Leak

Posted by takyon on Saturday June 30 2018, @02:08AM (#3343)
3 Comments
Hardware

AMD Threadripper 2990X leak suggests it'll be much cheaper than Intel's i9-7980XE chip

AN OVERLY-KEEN German retailer has potentially revealed how much AMD's upcoming Threadripper 2990X will cost.

Videocardz spotted the since-removed listing at Cyperport, which listed the 32-core CPU with a €1,509 (around £1,300) price-tag, making it roughly €500 more expensive than AMD's 16-core Threadripper 1950X at launch.

However, it also makes the CPU almost €500 cheaper than Intel's Core i9-7980XE flagship, despite the fact that AMD's 32-core chip will likely offer close to double the performance of the lesser-spec, 18-core chip.

$1,500 USD?

Previously: Intel Teases 28 Core Chip, AMD Announces Threadripper 2 With Up to 32 Cores

New Zealand Stalker Shot in Virginia

Posted by takyon on Thursday June 28 2018, @09:24AM (#3340)
14 Comments

Thermophilic vs. Mesophilic Yogurt Making

Posted by takyon on Monday June 25 2018, @06:14PM (#3335)
17 Comments
Answers

Normally when I want to make yogurt, I use a thermophilic process:

1. Heat/boil a gallon of milk to kill (reduce) whatever is in it.
2. Let it cool down to about 115-120°F (45-50°C).
3. Stir in a few tablespoons of store-bought yogurt, or "back-slopped" yogurt from the previous batch.
4. Hold it at 115°F/45°C for 8 - 16 hours.
5. Store in fridge.

You can use a yogurt maker, but some Instant Pots come with a yogurt function and if your oven can keep the temperature at 115°F/45°C, then you can just put a covered pot of it in there.

I got a couple of these on clearance with the intention of using one as a starter culture. It supposedly contains these active cultures:

L. lactis subsp. lactis, L. lactis subsp. cremoris, L. lactis subsp. lactis biovar diacetylactis, Leuconostoc subsp. cremoris, S. thermophilus, L. bulgaricus, L. rhamnosus, L. casei, L. acidophilus, Bifidobacterium sp.

My bottle is almost identical (some of the names are reformatted):

L. lactis subsp. lactis, L. lactis subsp. cremoris, L. lactis subsp. lactis biovar diacetylactis, Leuconostoc spp., S. thermophilus, L. delbrueckii subsp. bulgaricus, L. rhamnosus, L. paracasei, L. acidophilus, Bifidobacterium spp.

Filmjölk is described as a mesophilic yogurt - with the strains added to cold milk, not boiled, and fermented at room temperature, i.e. 70-78°F (21-26°C). However, some of the strains listed above, such as thermophilus and bulgaricus, are clearly found in thermophilic process yogurts.

So should I just make it the thermophilic way like usual, do it at room temperature, or try to do each version? Is there a middle ground (such as keeping it warm for 4 hours, and then letting it drop to room temperature)?

Blood Moon 2018 prophecy

Posted by takyon on Sunday June 24 2018, @08:16PM (#3334)
6 Comments

XXXTentacion: Tupac 2.0?

Posted by takyon on Wednesday June 20 2018, @10:04PM (#3327)
1 Comment
/dev/random

XXXTentacion: Controversy rages after rapper's shooting death

The killing of US rapper XXXTentacion has set social media ablaze: vicious arguments have broken out about how to memorialise such a problematic figure, as fans pore over conspiracy theories about the perpetrator and even question if the rapper was killed at all.

Florida police have confirmed the 20-year-old, born Jahseh Dwayne Onfroy, was shot dead on Monday.

Despite this, fans are probing videos purporting to show him after the shooting. Posts online point out potential discrepancies in his facial tattoos and question the lack of visible blood, bullets and shattered glass in the footage. Some suggest his death was faked as part of an elaborate prank for a future video release.

A video from several months ago of XXXTentacion denying his own death (after an apparent suicide prank on his own channel) has also re-circulated widely, leading to further confusion.

[...] He spent much of last two years in and out of jail or on house arrest.

At the time of his death he was awaiting trial for beating and falsely imprisoning his former partner, Geneva Ayala, having already pled no contest to charges of home invasion robbery and aggravated battery with a firearm in a separate case.

I made this unaccepted submission about him a few weeks ago:

Related: Spotify Removes Two Artists From Playlists Due to "Hate Content and Hateful Conduct"

Xbox One and PS4 Not Powerful Enough for the Elder Scrolls 6

Posted by takyon on Monday June 18 2018, @03:07AM (#3318)
10 Comments
Software

Elder Scrolls VI Officially Announced

The revelation of The Elder Scrolls VI at this year's E3 came as a complete surprise for most gamers, since no one was really expecting news about the open-world adventure. The teaser trailer is only 36 seconds long, and it opens up with a foggy flyby of a large mountainous area.

[...] Unfortunately, there is no gameplay, no details on the characters, no information on the story, and nothing about the mechanics, physics, or technology other than that game director Todd Howard revealed that the current generation of home consoles are not not powerful enough to run the game, including the Xbox One and PS4.

I take this to mean that Xbox One X and PS4 Pro are also not powerful enough.

Recently it was leaked that Microsoft was working on various products, including the next Xbox "Scarlett" for around 2020. There were no technical details. However, there have been reports about the AMD CPU and graphics architecture that will be used in PS5 (and maybe Xbox):

PS5 Possibly uses AMD Ryzen CPU as Sony Appears to be Actively Working with the Tech – Rumor

Sony working with AMD on PS5 gear

What we might see is the same 8 core count in these consoles, except using more powerful Ryzen cores, possibly on the 7nm GlobalFoundries/TSMC node. Maybe they will have 2 threads per core instead of 1.

Here's a bit of Navi news:

AMD’s Navi will be a traditional monolithic GPU, not a multi-chip module

Coyote and Apple

Posted by takyon on Sunday June 17 2018, @08:57AM (#3316)
1 Comment

Einstein Follow-up

Posted by takyon on Friday June 15 2018, @09:46PM (#3311)
5 Comments
Career & Education

Chinese defend Einstein's portrait of their people as 'filthy' and 'obtuse'

Chinese internet users have defended Albert Einstein’s recently published travel diaries in which the physicist calls the Chinese “industrious, filthy people.”

[...] While some internet users called for a “boycott of Einstein” and said his observations proved “all humans, even Einstein, have a stupid, shallow side,” most said the China Einstein witnessed is nothing like it is today. “Einstein went to China at the wrong time,” said one Weibo user, describing the early years of the Chinese republic, established in 1912, which came after centuries of imperial rule. “Hunger, war, and poverty all pressed on the Chinese. How could Chinese people at the time gain Einstein’s respect?”

Many were in strong support of the scientist: “This is called insulting China? That’s ridiculous. Did the Chinese in that era look dirty? When I see the photos from then, they look dirty, Einstein depicted the true state of that era.” Others compared the scientists’s observations to that of Lu Xun, considered the father of modern Chinese literature, who was best known for his scathing satire of Chinese society in the early 20th century. “We praise Lu Xun because he pointed out our disadvantages. Why should we blame Einstein for this?”

[...] The state-run Global Times published an editorial on Friday praising the level-headed response of Chinese internet users. The author, who goes by the pen name Gengzhige, wrote: “I’m curious what Einstein would write now if he saw the open attitudes most Chinese show today toward his private diary.” The editorial elicited over 2,000 comments. One of the most liked responses said: “Dignity is earned by oneself, not given by others.”

But there were some dissenting voices amongst the comments: “This is just racism. We can see that Einstein is strong in physics but he doesn’t understand humans at all.”

Some Chinese Are Actually Defending Einstein's 'Racism' Against Their Ancestors

Previously: Albert Einstein: Racist