Now that there are dozens and dozens of Stack Exchange sites, the fact that the "vote to close: offtopic" options box lists only five of those sites is somewhat silly. This restriction is arbitrary, as the software could simply provide a list via drop-down, and it creates extra work for high-level moderators, who then have to respond to a "please move this appropriately" flag.
This has been brought up before, but the answers are somewhat contradictory.
...I just don't want to force programming related questions off of Stack Overflow if that's where the author wants them.
Then don't allow moderators to move questions at all!
There's a limit of 5 migration paths. ...
That limit is an arbitrary software restriction which can be dealt with via a smarter UI, and I think it should be removed.