The HDMI Forum, responsible for the HDMI specification, continues to stonewall open source. Valve’s Steam Machine theoretically supports HDMI 2.1, but the mini-PC is software-limited to HDMI 2.0. As a result, more than 60 frames per second at 4K resolution are only possible with limitations.
My roku has an internal rechargeable battery and lasts months. But what’s infuriating is I read up further and found it doesn’t actually use my wifi network. It’s direct to the TV. So why wouldn’t it work without internet? Insane.