@Wander@selfhosted digging into the updates or running linux instead of android that other comments are mentioning feels like missing the point a bit.
the accessibility that this would provide could easily surmount the hurdle that prevents most from being able to get off big central services. self hosting, or even any alternative that doesn't hold your hand 100% of the way (cough, mastodon) is beyond most people.
even if it's wrapped up nicely and not precisely long term, it would do a lot for the learned helplessness that big tech trains and to bridge that accessibility gap. even if the typical end user doesn't get that involved, it could be an easy way in to understand how you might manage your own data.
not like it's much less safe having a limited security patch lifespan than (insert big company data breach here) :vlpn_happy_blep: