+controller-states+ get-global keys [ controller boa ] map ;
: ?join ( pre post sep -- string )
- 2over swap start [ swap 2nip ] [ [ 2array ] dip join ] if ;
+ 2over start [ swap 2nip ] [ [ 2array ] dip join ] if ;
M: iokit-game-input-backend product-string ( controller -- string )
handle>>