Starting with Chelsea Manning and Edward Snowden, Bruce Schneier has attempted compiling a list of recent/current US intelligence community whistle-blowers.
He counts 6 (possibly 7) of them.
This Warren Buffet quote seems relevant
Should you find yourself in a chronically leaking boat, energy devoted to changing vessels is likely to be more productive than energy devoted to patching leaks
(Score: 2, Offtopic) by aristarchus on Wednesday April 22 2015, @05:36AM
Do you see the violence inherent in the (modding) system? Actually, I welcomed the shitlords, was that a mistake? Now I am not even sure who they are. So we need a test. ATTN: Shitlords! a) Bradley or b) Chelsea? And no, we will not hold you to be tranny fearing threatened homosexual if you answer one way or the other. But it will be obvious. Nope, not telling which one! But we have several Solylentils go over the edge already! What is your pleasure? (Was that just really, really, the wrong way to phrase the question?)