@
[email protected] It will fully support using other operating systems including users making their own builds of GrapheneOS. It's part of our hardware requirements. We'll likely be able to make hardened builds of firmware and drivers which can be released in an official way for easy builds without needing to extract anything from the GrapheneOS or Motorola OS factory images.
I mean, I use Bluetooth headphones on my phone most of the time, but I do still require a headphone jack as a backup. I used a phone without one for a while, and decided I need one on future phones, as well as a micro SD card (I need more than a tb of storage for my music and audiobooks).