A good alternative would be to get a programmable macropad alongside your regular 110 key keyboard. You could get 4*4 macropads and add 16 extra keys. I'd argue

A good alternative would be to get a programmable macropad alongside your regular 110 key keyboard. You could get 4*4 macropads and add 16 extra keys. I'd argue that getting a 60% and 2 such macropads is better than a 110 keyboard. You just need to manage the wires.