The Topobase Insiders is the new blog for delineating the software Topobase ; the blogger Robin is so cute. I look forward to the thread about Topobase.

This add-on is useful for publishing and viewing your DWG-based data and 3D models within Google Earth. It supports to importing a Google Earth image or surface into AutoCAD 2007 or 2008-based products. Cool! Attach Time Span (or 4D) Information to your model - This is a useful tool where you need to present development progress