Looks like this unfortunate lady had a history of getting confused with the gears on a Tesla touchscreen.
jalopnik.com
I know some people with Teslas drive with a rear view camera on all the time. Perhaps time to stop that habit so you have an extra indication that reverse is engaged. Maybe carmakers should be made to add in car music when reverse is engaged.

A Tesla Touchscreen Mix-Up Killed Angela Chao: Report
Chao had previously had issues with the touchscreen shifter in her Model X

I know some people with Teslas drive with a rear view camera on all the time. Perhaps time to stop that habit so you have an extra indication that reverse is engaged. Maybe carmakers should be made to add in car music when reverse is engaged.