I had intended to reply to Hamish - but I will follow the discussion here.<br><blockquote type="cite" style="border-left-style:solid;border-width:1px;margin-left:0px;padding-left:10px;"><span><div><div>
Re "Which overviews are out of date":<br></div></div></span></blockquote><div><span style="font-size: 14px;">The GeoTools </span><a href="http://www.osgeo.org/geotools" style="font-size: 14px; ">description</a><span style="font-size: 14px;"> is terribly out of date neither of the two renderers described exist anymore, the project is no longer associated with GeoAPI and has changed its focus from only implementing OGC standards.</span></div><div><span style="font-size: 14px;"><br></span></div><div><span style="font-size: 14px;">The more recent <a href="http://docs.geotools.org/latest/userguide/geotools.html">descriptions</a> (and on <a href="http://adhoc.osgeo.osuosl.org/livedvd/docs/en/overview/geotools_overview.html">osgeo-live</a>) are much improved.</span></div>