It's not the whole story. The biggest change is actually the internal rules for how downtime was reported, it wasn't actually such a large change in the actual reliability then.

Hosting that on GitHub Pages is ballsy.

Heatmap of the past year: https://isgithubcooked.com/

It got worse around April/May this year, while that graph stops at February.

God that's sad. I almost feel bad for all the engineers there, though I'm sure they made good money and probably left

Do they still have any engineers? From the downtime it seems like they don't any more. Yep - the competent ones likely all left.

That's missing a some of the LLM era? Maybe the author is working on a logarithmic view?