Well I actually run Linux now on my MBP but to demystify, I don't use any of those keys because I only work in vi. You can do those things without the buttons w

Well I actually run Linux now on my MBP but to demystify, I don't use any of those keys because I only work in vi. You can do those things without the buttons when not in insert mode: page up/down: ctrl f/b home/end: 0/$ delete: x Although that's somewhat of a simplification for delete.