Three things:
1) This is the wrong forum for this. You posted in the Mac forum.
2) This question has already been asked in that forum and there's an existing thread:
http://forums.omnigroup.com/showthre...t=8399&page=16
3) OmniFocus says it's not in the foreseeable future. It's their call; their hands are busy enough as-is to get their existing products out.