You're significantly overestimating the amount of pull that type of person has in the US anymore, while simultaneously dramatically (I can only assume willfully) misquoting that bible verse.
I have to agree. This is a clever way to catch criminals that doesn't particularly harm non-criminals. I'll take this over the anti-encryption campaign the FBI has been on for the past 10 or 20 years.
What's wrong with the feedback they get through traditional channels, though? There's already a GitHub issues page and the forums. There's no need to exfiltrate user data to figure out something they're already telling you.
All of the major slowdowns seem to pop up in build 1809, which is where the first Spectre/Meltdown mitigations were introduced, which is to be expected.
No, they are not "clearly deficient while eating meat" as you claim. There's a documented B12 deficiency in vegans and vegetarians that isn't present in meat eaters.