I swear, there really are that many things to trigger Morning Sickness.
Those lucky women that only suffer through the first 12, 14, 16 weeks have absolutely no idea how many things can set it off.
Well, on to the point, already.
Apparently the flickering in the pixels that display the graphics on a screen can wreak havoc on an already sensitive "motion" detector in the brain...and causes dizziness and nausea.
Sucks to be a Software Engineer.