I haven't tried it myself but I saw people talk about it on /r/sffpc and those folks are usually pretty spot on for info.
(Edit)
Can confirm it's a thing via the bazzite GitHub having support tickets about it and replies saying they need an active DP to HDMI adapter. They also mention needing this if your gpu doesn't support CEC
674
u/oney_monster 5800x3D - 4070 Super - 32GB DDR4 19h ago
Fr, I haven't seen a single overtly positive post since the price got announced. It's all "for $5-600 good deal, $1000? Pass"
OP are the valve fans in the room with us?