In a later tweet, he even mentions there were 6 other people and they built on top of existing work. Doesn't really sound like he's within a mile of solely creating anything, no matter what spin he likes to apply.
Also, the hundreds of GitHub employees who worked on GA. It was a dogfooding project internally before talented engineers in GitHub turned it into a commercially viable product.
pjot|2 years ago
Pretty telling
defasdefbe|2 years ago