>I don't have the time to do a full comparison of other features That should be your first prio before anyone locks one's information into your system...XWiki

>I don't have the time to do a full comparison of other features That should be your first prio before anyone locks one's information into your system...XWiki can import and export confluence and even wikimedia data, i never use a system when in cant import/export to the the next best product.