Relevant for me; i nearly changed careers out of tech entirely -- being fed up with the state of the industry -- but found some great folks in worker cooperative spaces. Here's what's kept me optimistic:

https://www.youtube.com/watch?v=4UmU1dSe3n0

Plucked a vid off this channel and let it be known the idea of the channel name is to "reject isms/be your own ism"

Solarpunk has replaced, for me, the plasteel+glass greenhouse skyscraper skylines. Afrofuturism offers a much better preconfiguration than anything of capitalist and anglo origins. Importantly, the dismantling of unjust heirarchies.

I never lost the optimism, i just recognized that the root cause of our pain is not going to be addressed by technnlology (new invention) without an equal-or-greater effort into decolonizing and unlearning on the part of those building, using and promoting a given technology.