I was not having any issue with two-finger scrolling on my T560 and
kernel 4.18.0-18-generic. I was trying to resolve a separate problem,
that the pointing stick pointing in the center of the keyboard wasn't
functioning, and would in fact cause the touchpad to stop functioning if
I attempted to
Quick follower to my own #102, it turns out that my machine simply
needed to be started twice with the bootloader option psmouse.proto=imps
set. The first time shook something looks in Gnome which resulted in a
notification appearing about a minute after boot, "software update made
that require
