once again you seam to be talking from a perspective from where you have absolutely no knowledge in or understanding of.
if this i your way of trying for revange of somekind than please dont bother, as people should never take into consideration this kind of obvious trolls.
but since we are talking about paying for software, did you ever buy a vallid licence for windows server, or any paid version of linux (like that of clearos, redhad enterprice linux, ubuntu advanced, the paid version or zarafa, or anything simular)..