Okay so not critical, just mildly inconvenient if lost.
I would just keep one copy in RAID, and for the most important stuff a second copy locally or in the cloud. Yes, RAID is not backup, but a disk failure is probably the most likely failure scenario. Corruption is the second most likely.
Does it support macros?
According to Google it only operates on device. If I didn't trust Google with claims like that, I wouldn't be using Android.
That's fine. I'm just not going to enable it.
The beep is legal compliance, because some states require notification of call recording. Same reason you hear "this call may be recorded for quality assurance purposes".
Again? Not like it really stopped.
Or a house fire, or flood, or lightning strike, or theft. Or just plain fat fingering something and deleting it all.
If you really mean life-or-death critical, yeah, 3-2-1 is the starting point.
Nice! Time to put Poland back on the tourism consideration list. Warsaw was nice to visit, but the right wing idiots protesting were gross.
I think that counts as medical.
It varies greatly by model. Read your manual.
The analysis is what's new, seemingly.