I was super-impressed along with everyone else when I saw the code’em-up Hack ‘n’ Slash at a live demo a month ago. The idea is that you solve puzzles like those found in the overhead Zelda games, but instead of dropping bombs and pushing blocks, you pull up a computer terminal and alter the code. This allows you to craftily change parameters of objects in the world so you can grab that heart piece, or whatever. This is very cool to behold, and it familiarizes you with the ins-and-outs of code to boot. The other issue on the table is,…