Going back to the old IBM keyboards from the 1990s, the classic buckling spring type keyboard is the granddaddy of all mechanical keyboards and quite an experience using one because you could get into an almost musical rhythm when typing! The click clack sound of mechanical keyboards is, without question, one of the biggest selling points and so are the different variants of mechanical switches available, including brown switch, which are the most tactile of all mechanical switches and also one of the quietest. MX Brown switches are the most popular but, you can also get Kailh BOX brown switches on full size keyboards such as the Perixx PeriBoard-328, which uses uses Kailh BOX low profile brown switches, which feel like a cross between Cherry's MX red switches and MX browns switches. Kailh BOX feel a tad more tactile than MX brown switches and Gateron brown switches but the PeriBoard-328 Kailh BOX brown switches have a similar actuation (1.5mm) to MX brown switches with a travel d...