Also, all the biggest software companies run network services. You could download your own search engine forever, but it doesn't mean anything without the Googl

Also, all the biggest software companies run network services. You could download your own search engine forever, but it doesn't mean anything without the Google data centers and crawlers. Likewise there's a million open source twitter clones, but without the users they have no real utility to the average person. The era of shrink wrap software has been over for a long time.