7 mechanical keyboards that offer custom-built features for half the price

Mechanical keyboards are more than a product category. Over the last decade they’ve become an online phenomenon, with an enormous community of fans and tinkerers (including yours truly) joining in the fun. Not only has that made the market for keyboards explode with a wide array of options, it’s caused some interesting transference between the hobbyists and the manufacturers. A few years ago you’d need some pretty decent fabrication and programming skills to build an “endgame” mechanic...