I must have fat fingers or some perception that means however it was tuned doesn't fit me. The most two most frustrating keys, period ('.') to the right of the spacebar which I seem to press by accident when I'm trying to add a space, 3 of 4 times. I don't think my finger is near it but a period appears so.I.often.type.like.this . Maybe this is the invisible button size increase. The other is delete next to 'm'. I also hit that 4 of 5 times when I didn't mean to. I wanted to screen capture my phone experience and post it as just how band the experience is but if course I'm mostly typing private stuff.
I'd think just from every day usage of 18 years I'd some how get it but it's been 18 years and I don't