Может кто-то вразумительно обьяснить што это и зачем??
https://drop.com/buy/vortex-22-key-diy- ... r#overviewA fun side project and a great way to test switches before you take the plunge, this DIY Switch Tester from Vortex comes with 22 varieties of Cherry MX switches to try out—including Browns, Reds, Clears, Whites, and even RGB switches. Use it to see what kind of typing experience you enjoy, whether it’s bumpy, linear, clicky, or something different altogether. Also included is a case, plate and transparent DSA-profile keycaps to enhance the backlighting. The case is crafted from CNC aluminum and available in four different colors.
https://www.google.com/search?q=Switch+ ... Th_LO7UofM
https://www.ebay.ca/itm/Mechanical-Keyb ... 0752.m1982