http://www.groklaw.net/article.php?story=20130307115948999&mode=nested

And the EFF had a good bit to say.

https://blogs.fsfe.org/gerloff/2013/03/06/ec-hits-microsoft-with-eur-561-million-fine-over-web-browsers/

The monetary fines seem to leave M$ unfazed and appear to be treated as the cost of doing business. It may be that more forceful measures are necessary, namely excluding M$ from public procurement for a limited amount of time. That time interval mustn’t be too short, it has to be long enough that buyers have to look for other vendors rather than just wait it out.