Still does CBS really need a Charmed reboot? Murder, She Wrote? Knight Rider and Bionic Woman made some sense, but others just ended and others still don't really have a fan base. What fanbase do you think Murder, She Wrote has? They are all dead.
How did Knight Rider and Bionic Woman make sense?
As to reboots, they are so successful in theaters it was really onlly a matter of time before they were all over the small screen.