Direct play should take very little CPU regardless of media quality, I can have multiple 4K streams going and my utilization is <10% on a Cameron J3455 (4c/4t Apollo Lake). When you’re direct playing it’s more a factor of HDD/network speed and the client than anything server side.
Is it just that one file?
I thought that was exploiting credit card/savings account rewards by bouncing from card to card, as in /r/churning.