What if these things happened?
During surviving into the 1960s when they were bought out by 20th Century Fox and changed their name to Fox.
UPN outlasting the WB and when the WB closes they take their stations and their shows.
The cable TV universe tops out at 60-75 channels and therefore not the 500 channel universe that exists today.
In 2000 Sinclair buys the UPN stations instead of Fox.
ABC,CBS and NBC in 2008 gives back 10pm to their stations and the 10pm shows move to Saturday nights.
UHF was successful in the 1950s when the first TVs included an UHF tuner.
During surviving into the 1960s when they were bought out by 20th Century Fox and changed their name to Fox.
UPN outlasting the WB and when the WB closes they take their stations and their shows.
The cable TV universe tops out at 60-75 channels and therefore not the 500 channel universe that exists today.
In 2000 Sinclair buys the UPN stations instead of Fox.
ABC,CBS and NBC in 2008 gives back 10pm to their stations and the 10pm shows move to Saturday nights.
UHF was successful in the 1950s when the first TVs included an UHF tuner.