You are absolutely right, I forgot about it. Still, this shows that they have been pushing for popularizing Linux (for their own devices, sure, but in exchange benefiting everybody else) far longer. As any company, avoiding blind trust is advice but they are kinda cool.
Steam console (not deck specifically) predates any proton release (2015).
Valve has been trying to break from Microsoft for a very long time.
The Deck is the first successful one, but far from the first.
You are absolutely right, I forgot about it. Still, this shows that they have been pushing for popularizing Linux (for their own devices, sure, but in exchange benefiting everybody else) far longer. As any company, avoiding blind trust is advice but they are kinda cool.