Yea I forgot the sarcasm tag there. My point was exactly that, it's bloody hard. Not only implementing it correctly, but all the non-obvious ways it can go wro

Yea I forgot the sarcasm tag there. My point was exactly that, it's bloody hard. Not only implementing it correctly, but all the non-obvious ways it can go wrong that'spartially out of your control due to non-ideal hardware (in the mathematical sense). Timing attacks, cache leaks, speculation leaks, this...