It depends on ones experience, but a script which runs yt-dl shouldn't take much time. And as a side note I'd argue that constantly counting your time as money

It depends on ones experience, but a script which runs yt-dl shouldn't take much time. And as a side note I'd argue that constantly counting your time as money loss may lead to neurosis. Some digital housekeeping can be pleasantly distracting from work, while also making your computer environment more comfortable.