A friend had to replace the TV in his 2-year old fifth wheel, and the dealer told him it was because he left the TV in the RV while winter storing it. Admittedly, he lives in Marquette, MI, but now...
I am with the group that has a 6 year old TV in the TT.
In the old days they used to warn about bringing computer from cold to warm because of sweating. But as these days it seem screens are used everywhere, cars, phones, toys, you name it.