It would require an entire separate TPM chip, integration of it on the main PCB, and all the the firmware and software handling that comes with that, and collaboration with the GrapheneOS team (which I hear on forums and people who have worked with them, is often not a pleasant experience) for an extremely small percentage of their sales.

Doing /e/ or calyx would definitely be significantly easier.

"Most of them work" is a far cry from "all of them work perfectly as if they were running on Android itself".

Lets turn the sentence around, and see how it feels: "Some apps won't work at all". Very scary sentence for consumers with different expectations.

I wantnto say thst i really really like the way SailfishOS looks, those gnome icons are unmatched in phones.

I just don't think Sailfish OS is ready for daily use at all. Like, it needs a few more years in the oven before it can be even considered for mass consumption. These small companies unfortunately need to play it safe.

Yes Android is US-based but it's also open-source. Doesn't mean that fact can't change of course, but I don't see better EU alternatives ATM.

Yeah you're right, I misremembered