There are (were?) similar devices in other laptops, mostly the ones from "professional" lines. https://en.wikipedia.org/wiki/Pointing_stick#Naming_and_brands ht

There are (were?) similar devices in other laptops, mostly the ones from "professional" lines. https://en.wikipedia.org/wiki/Pointing_stick#Naming_and_brands https://en.wikipedia.org/wiki/Pointing_stick#Naming_and_bran...