Also people say "oh what if fly-by-wire fails" well what if traditional hydraulic controls fail, which has happened plenty in the history of commercial aviation
Everything can and will fail at some point
No redundancy is redundancy enough in some %0.xx of cases. You can always reduce the number, but never make it 0
Most planes have been fly-by-wire for decades and aren't regularly falling out of the sky
https://corecursive.com/066-sqlite-with-richard-hipp/#testin...
"Richard Hipp: Getting that last 5% is really, really hard and it took about a year for me to get there, but once we got to that point, we stopped getting bug reports from Android.
"Richard Hipp: Yes, so we’ll do billions of tests."
Not for cars tho. Cars can be expected to be as reliable as the average windows PC unless there are regulations made and accountability assigned