Garmin Varia RearVue 820 Radar In-Depth Review: Actually Worth It?

I dig deep into the new Garmin Varia RearVue 820 Radar, to figure out what works well, and what falls short. Garmin Varia 820 Radar on Amazon: https://amzn.to/4avdjBK (helps support the channel, thanks!!!) After nearly 6 years, we finally get a new Garmin radar, the Varia RearVue 820, which brings with a host of new features…and USB-C. Finally, USB-C to their base radar (only their camera edition had it previously)....