Create a secret passphrase - that only your family knows - that can be used to verbally verify it’s the real you and not a scam caller. Bonus points: create an alternate passphrase that can be used to signal that you’re under duress.
I have been running it for several weeks now and haven’t had any problems. I still use Firefox for things that don’t work well in a Flatpack environment, and Firefox works and syncs as expected. I don’t use a Start page or sync open tabs though.
Check out Meshcore as well, it solves a few issues people were having with Meshtastic.