I do, more than ever. In fact, i started playing Q3 online with actual people only around 2015, and started playing high-demanding modes like Clan Arena or Duel around a year ago. Still a newbie, but enjoying it pretty much.
I'm also always hungry to discover new interesting maps. Still amazed what people do. Especially if we talk about Defrag maps. This is art:
(in fact, these two are for Quake II. Mind blowing.)
Also, Polycount, don't forget your roots