Don't throw away your old 720p TV, do these 3 things instead

It might not seem like it, but 720p TVs are not only still in production, but they have some use. Yes, you're better off using a 4K TV in your living room, and considering how affordable those have become, you're better off splurging for one than saving a few bucks on a 720p option. However, 720p TVs have their uses, and it doesn't involve leaving them out on the road waiting for the garbage truck to pick them up.

Source : https://www.pocket-lint.com/720p-tv-uses/