When working on this[1], I spent three sleepless days shaving bytes from the included Brainf*ck interpreter. The last byte probably took about 5 hours. Then I

When working on this[1], I spent three sleepless days shaving bytes from the included Brainf*ck interpreter. The last byte probably took about 5 hours. Then I showed it to a security researcher I knew and he immediately replied "oh, this is so cool! also, you can replace the last four bytes with C3". Oh man, that hurt :-) [1] https://news.ycombinator.com/item?id=7943514 https://news.ycombinator.com/item?id=7943514