John Collison on why @Stripe calls January 1st, 2026 "day one of the singularity," and the record high of new companies being created: "The Unix epoch is January 1st, 1970. We decided that the singularity epoch is January 1st, 2026... We are now in the singularity." "It's not a total coincidence that we picked that date. It was the end of last year that I feel like for many of us it was the 'holy crap' moment when it came to coding models and how they're getting so good." "All the AI folks…