We provide a concrete list of requirements at https://grapheneos.org/faq#future-devices https://grapheneos.org/faq#future-devices which we're trying to extend w

We provide a concrete list of requirements at https://grapheneos.org/faq#future-devices https://grapheneos.org/faq#future-devices which we're trying to extend with as much of the unstated requirements as possible. Quality of implementation matters though.