мне ответили в легендарный тред TL;DR сайленты по 25 центов
https://www.reddit.com/r/MechanicalKeyboards/comments/fvb1we/cheap_outemu_silent_white_clear_outemu_silent/* silent whites are linear (the seller describes them as silent reds)
* silent grays are tactile (the seller describes them as silent browns)
* golds are clicky with higher actuation point
* greys are linear with higher actuation point (weight similar to blacks, so heavy speed switches?)
* dustproof purple is tactile. higher actuation point
* the turquoise switches are apparently higher actuation than blues too