In addition to the side hand holds, now you can get your board with a thumb hole and bottom hand hold so that they're easier to pick up and move to a friend's apartment when you're making dinner over there.
Also works if just moving it across your kitchen to clean your counters.
Wow, look at that...
Stick your thumb in on the left to lift it up, then grab it with your right hand. Carry it like an attache case.