He's actually quite nice over zoom so he just comes off as funny on twitter once you've met him.

Sam is not an asshole. His twitter is great, he's definitely opinionated, and if you haven't had the luck of meeting him you might misread his tone as grumpy. It's not. It's sarcastic/dry humour and honest.

They build good stuff and care.

I can fully understand why someone would think that.

Genuine question, since I'm a little out of the loop; why do you say that?