111 mph: Brevard Deputy of the Year avoids arrest under Florida ‘Super Speeder’ law
(www.clickorlando.com)
A radar detector is very different from a dash cam, including in law depending on your area.
I think you're just doing mental gymnastics to make a reason for not getting one. Just be honest with yourself and say "I don't feel like it."
It reminds me of the people who point out that seat-belts trap people in cars so they won't wear a seat-belt. They don't think rationally about the very remote odds of that, they just latch on to it as an excuse to do what they were already going to do.