Public broadcasting is pretty great if you can get a continuous, uninterrupted signal. Ever since the service went digital, I’d get a bunch of random breaks and image artifacting in the display. You probably have a pretty decent antenna or clear view of the skies to not have that be an issue for you.
Not him but here are a few links:
https://www.anker.com/blogs/solar/how-reliable-is-solar-energy
https://en.m.wikipedia.org/wiki/Solar_panel
TL;DR: Most rigid panel manufacturers provide a 25 year warranty. Performance degradation ranges from 1% to 4% per year depending on the material used, with thin flexible panels being the worst.