Originally Posted by (from a non-BF source)

Sitting in a car is a sensory deprivation experience,
which makes drivers feel detached from the outside world.
Add such distractions as a conversation with a passenger or a radio
program and the driver has even more trouble focusing on anything outside.
Even before cell phones, people would drive past multiple warning signs,
through cones and into major pieces of construction equipment sitting idle.
If they survived, the driver would claim the massive vehicle "just
came out of nowhere."