Originally Posted by I-Like-To-Bike

Seems kinda obvious that referring to a "concept that works for cars" provides little or no (rather than invaluable) evidence that recording rear view video has helped bicyclists deal with going to court or insurance companies, nor any service as a "witness" in the case of a hit-and-run.

Lots of concepts might work. A concept that might work obviously is NOT invaluable evidence that it does.