Go to 10.8/64-bit only. No use mucking about with older OSes that prolly won't be around by the time we're finished with this.
Shut up warning with old ObjC runtime.
Don't generate a font object each time when it hasn't changed.
Make sure msg box updates during long-running scripts.

Like adding 160 parts to a card. Need to speed that up.
Speed up deletion of parts.

And remind ourselves to do the same when adding parts.