You can. But it then has to route through their modem+router single piece unit.
E.g. I have my own router which handles everything I need. But I switched ISPs recently to save 70$ per month, and the new company router has parts of its functionality, like turning off the wifi, built into their smartphone app and disabled in the admin panel.
Also the username and password for the unit is, by default, admin/admin. In 2023.
They’ve been trying for at least 30 years, probably closer to 50-60 TBH.
One of the concepts they(RIAA/MPAA) were looking into for the entire CD/DVD era was the idea of a time-limited disk that would only work for a short period of time before becoming unreadable.
By the time they got it working, Steam was already a thing and distribution through physical media was on the way out.
Now they control movie theaters through streaming. They stream the movies to the theaters, the theaters rarely get physical or even digital copies anymore. It just gets streamed right to the projector.