Re: Those are some pretty detailed numbers...
No, they don't report every keystroke back. What do you think this is, Windows 10? However, https://src.chromium.org/viewvc/blink?view=revision&revision=202463 added a counter specifically for backspace to collect data to inform this change, as you can see on the discussion on https://bugs.chromium.org/p/chromium/issues/detail?id=413395. Nothing secretive or nefarious to see here, move along.
Biting the hand that feeds IT
