I’ve read about the Steam Deck’s upscaling settings, and it’s pretty promising, more than sufficient for my needs! I didn’t know you could use linear upscaling through the QAM menu without a performance hit, definitely worth trying. Thanks for the detailed info!

I use Twitch, but I don’t own an account anymore. To still “follow” people I use SafeTwitch, it gets saved in the cookies so you don’t even need an account there.