HTC G1, but before that I put Android on my HTC Tilt2 which was a Windows CE phone so not really Android but you could side load it. This was early 2008.

Goad I never jumped onboard.

Podcast Addict for the win

I do the same at 78% on the slowest charger I can find to charge overnight.

I go months without ever charging above 80%. I have to remember to let it drop below 15% and fully charge every once in a while to recalibrate.

I use RushSync

The Pixelbook isn't sold anymore, but is still a really solid Chromebook. Support ends soon, which is a real pity as I think I'll keep using mine for a long time to come.

Sorry I should state that it has a year left before end of support, but even that feel short with how well it is doing now.