It seems to be a perennial retrocomputing thing. For example: https://retrocomputing.stackexchange.com/questions/15915/what-kind-of-television-set-would-work-w

It seems to be a perennial retrocomputing thing. For example: https://retrocomputing.stackexchange.com/questions/15915/what-kind-of-television-set-would-work-with-the-commodore-64 https://retrocomputing.stackexchange.com/questions/15915/wha...