Gmail shortcuts in Mail

Here’s a quick BetterTouchTool tip which will allow you to use Gmail’s j and k keyboard shortcuts to switch between messages in Apple’s

The key to this is that when you’re not looking at the list pane but typing a new message, you also want to be able to type the letter ‘j’. This lets you do that.

It’s still not perfect, in that it won’t let you type a ‘j’ in the search bar. For that I think you’d need to dig a lot closer to the metal.