At least one user in Ubuntu Forums is there only to defend Mono and ensure it stays

Miguel de Icaza: "We could refresh the look and feel of the entire desktop with Moonlight"

Translation: We'll try to make the whole desktop dependent on a MS standard.

Novell wants to put Moonlight (Silverlight clone) right on the GNU/Linux desktop, not just the Web browser

Fedora considers Moonlight to be too much of a risk to Fedora

An analysis with a top lawyer suggests that Moonlight is to be avoided

Moonlight’s cold reception was mentioned briefly just a couple of days ago, but let’s emphasise again why GNU/Linux users must not accept it; instead, they need to complaint or protest against Webmasters that adopt such ActiveX-like embrace & extend strategies. Don’t let Microsoft journalists lie to developers by saying that there is “Silverlight for Linux” because there isn’t.

"Don't talk about Microsoft" is a meme some people would gladly adopt for it is true that many in the Free Software community often appear obsessed with what Microsoft does and how could that be a part of a plan to hurt Free Software and GNU/Linux specifically.