Geospatial Open Source Lightening Overview

Here is a 25 minute lightening overview of the Geospatial Open Source stack, presented at the Open Source Developers Conference in Sydney, Australia. It is a cut down version of the OSGeo-Live Lightening Overview (which now takes ~ 40 minutes). For more details, refer to the OSGeo-Live Project Overviews and LISAsoft training from which this presentation was derived.