Windows Phone 7 Bans all Open Source Licences, as well as MS' own license

[Dwood]

http://blogs.computerworlduk.com/simon-says/2011/02/microsoft-bans-its-own-licenses/index.htm

So basically Microsoft just banned themselves from their own market place, on top of banning _all_ copyleft licenses.

[Warsaw]

If you read the updates, you would see where Microsoft said that their own licenses are not intended to be banned, meaning that they (Microsoft) pass software through that has its licenses.