While you might think a "scissor switch" has to do with mechanical keyboards, this is actually a type of membrane keyboard switch. It's an improvement on the original simple membrane keyboard ...

My experience with Apple’s Magic Keyboard for the Mac has been a love-hate situation, at best. It is slim, sleek, offers a fantastic scissor-switch, and serves the Touch ID convenience.

According to the patent, a future MacBook keyboard could be made of aluminum with swappable key labels. Instead of touchscreen keyboards, this design would still use a scissor-switch mechanism ...