Earlier quoted context omitted.
Mostly defaults--I only have a handful of custom keybindings, most of them a carry-over from the old ITS/Twenex Emacs defaults, since I have editing finger habits which are decades old. (It's wonderful that you can get most of the basics in every Cocoa-based edit field in OS X.) I wouldn't even call myself an Emacs power user. I've written a modicum of Emacs Lisp, but nothing major. Custom hardware? Hoo boy, let's no…
I appreciate your perspective. I agree about the Thinkpad keyboards. Also, a relative had a Dell 8100 laptop that I used extensively for a while, and its keyboard was very "fast" and comfortable, for me. I think Dell's keyboard quality has gone down since then. These days, I tend to prefer good laptop keyboards. I like the short throw; also, many of them have a more precise and consistent action than the mass produce…
And they are dirt cheap, too. I get a new one every year or so and fresh out of the box, it's like keyboard nirvana.