Deja vu. Remember 2002? That's when Red Hat decided to split its code into Red Hat Advanced Server (now Red Hat Enterprise Linux) and Fedora. Howls of protest and endless hand-wringing ensued: How dare Red Hat not give everything away for free?
Enter 2007. MySQL decides to comply with the GNU General Public License and only give its tested, certified Enterprise code to those who pay for the service underlying that code (gasp!). Immediately cries of protest are raised, How dare MySQL not give everything away for free?