3D printed DIY. I made one before for my previous Grizzl-e because I didn’t like the one that came with it and recently made another for my Tesla:

https://www.reddit.com/r/3Dprinting/s/LoSO5XLSqe

This isn’t a physical vs touchscreen issue, it’s an OTA update issue.

A bad OTA update could just as easily brick a physical button since most (all?) modern cars use computers for their button control. I don’t think anyone is still hardwiring a button to a relay to do an action.