Custom lots-of-titanium Brompton

What does the apple thing mean?

On an Apple keyboard, they used to have the apple symbol on the command keys instead of a command symbol, fortunately they have removed it not long ago.

Probably a marketing tactic to make people think "apple" all the fucking time.

If I knew how to subscribe to a thread I would do this.

You already did when you comment on it, but to subscribe without commenting, look at the second grey header below the first one, and find thread tools - drop down to subscribed to this thread like a mother.