4 ms·I actually set reachability to that new backtap feature in ios 14 and it's game changing.by nojito 6y agoI actually set reachability to that new backtap feature in ios 14 and it's game changing.robbyking 6y agoI did that, too, until I realized I tap the back of my phone when I'm thinking.naravara 6y agoI just configured this and it seems kind of clunky? The phone seems pretty inconsistent about registering the taps and even when it does it's slow to respond.