Here's some more context, which you seem to need: the reason they've laid off 75% of their devs is because their revenue is down 80%, despite tailwind being more popular than ever. This seems to be caused by a drop in visits to their documentation, which is really the only way people find out about their commercial offerings. This drop in visits to the docs is, in turn, most likely caused by the increased use of LLMs.

Why hate on someone doing their best and building.

Why?

I don't think that's what they're saying. They're saying people don't need to pay for their services because AI can do it and has "taken their jobs". Not that their CEO replaced employees with AI