You have questions. I have some answers. Q: Like many others, I’m unhappy about losing “Magnum P.I.” Is there any chance it will come back? A: Since I wrote about the cancellation of the CBS drama a month ago, the fate of the show starring Jay Hernandez changed, uh, dramatically. NBC has ordered 20 more episodes, with Deadline reporting that the episodes will be spread over two seasons. That will extend its life to six total seasons — following the four on CBS — with a chance for more. As I said before, the show is popular; financial dealings led to its bumpy renewal ride. Q: I am a huge fan o…