I do have one nice little 2ch setup too. I had a pretty good one when I was in high school, combo of a Fisher receiver my dad handed down to me along with some Original Advent speakers and a Dual 1219 (?) that I bought with my own $ .....Poked my head in my sons room yesterday, set him up with a basic WiiM Streamer and a pair of PBS Intro bookshelves... honestly it sounds remarkably good, basic stereo, no EQ.... (and a heck of a lot better than what I had at his age!!)
Yes the "main" system goes deeper, is multichannel, runs Dirac - but....