# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2010-10-12 08:10:26 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/27119514643) Q: Can you run a OSX guest from a OSX host in any virtualisation environment? Like Parallels. Or how do iPhone Dev deal with Beta SDKs?