The Back Story
Open source as a movement in the software realm is successful and growing rapidly. Sourceforge.net alone hosts over 150,000 open source projects and has over 1.6 million registered users. Freshmeat has over 40,000 projects. The Linux source code is estimated to be over 30 millions lines of code which, using conventional methods, would have taken almost 8,000 person years at a cost of over $1 trillion (Wheeler). The Apache HTTP server has over 70% market share and at 29% the Sendmail email server has the largest share of its market (securityspace.com).