MightySites is not Joomfish-compatible because it uses own database layer.

Please also note that MightySites doesn't copy content, it shares content: eg. site A loads K2 articles from database of site B.

Hello I'm very interested in your component but i have a question regarding multi-language Webpages: Is it possible to copy K2 and regular content to other webpages including the translations made in Joomfish? The other question: When you copy K2 content to another webpage does this include images, ...

Improved Joomla 3.0 compatibility. This update is highly recommended if you use Joomla 3.0.
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... if this has already been covered elsewhere. The Joomla recommendation that only alpha-numeric characters are used in usernames is for backward compatibility. Earlier character-sets didn't include special characters such as minus signs etc. Also earlier versions of operating systems couldn't ...