On Monday, May 17, 2021 at 2:06:40 PM UTC-4, Eli the Bearded wrote:
In rec.woodworking, wrote:
I don't see what's gained by just substituting a camera/display for a
mirror.
Fuel efficiency. On a modern car[*] it's (IIRC) 3% of drag caused by just
side mirrors.

Except that comment made was referring to the rearview mirror, not the
sideview mirrors.

Studies have shown that the drag caused by the rearview mirror is
significantly less than 3%.