More informed by that comment, really? Did you read this[0]? As someone disinterested in the topic, the controversy seems very overblown and a knee jerk response. His position seems to have been pretty consistent over time.

[0]: https://medium.com/@ovenplayer/does-proton-really-support-tr...

I don't know what Proton did regarding Trump, but if you follow this principle to the end you might as well ditch technology and live in the forest. I'm not being hyperbole, everyone does business with or endorses someone on either side who does stupid shit.