Still low, my lineageos phone is going 8 years and is on latest android (and the device wasn’t new when I bought it).

Even if you don’t opt in, 99% of the people you interact with would have opted in. So you will monitored as they please.

it doesn’t need a keylogger. Just needs a Videocall meeting, a Discord call meanwhile you type to a public call, a recording of you on youtube streaming and demoing something… etc.