I'm seeing a lot of SW training books on ebay recently. Are these books any good? It's hard to tell if they are the ones published by SolidWorks or by some guy with a color printer in his basement. [URL]http://search.ebay.com/search/search.dll?sofocus=bs&sbrftog=1&from=R10&satitle=solidworks+manual+2006&sacat=-1%26catref%3DC6&bs=Search&fsop=1%26fsoo%3D1&coaction=compare&copagenum=1&coentrypage=search&sargn=-1%26saslc%3D2&sadis=200&fpos=24153&ftrt=1&ftrv=1&saprclo=&saprchi=[/URL] They seem to have all the titles, even the API and routing training manuals. z