Jeremy Allison from the Samba team argues that Mono and applications that depend on Mono should be put in "restricted" repositories

Those who dislike Mono to the extent that, they would like to avoid mono based software as best as they can, are getting larger everyday. But when you install a software you never know if it contains Mono or not. That is where Mononono(sounds real funny, eh?) comes in. Mononono creates an intentional conflict with mono packages and thus making it easy.

MEPIS is listing Novell's Mono among non-Free software, as it probably ought to

Canonical's Gerry Carr said that Ubuntu was not deliberately looking for Mono-based applications nor is it excluding them. The Canonical Board has yet to make a policy decision on Mono. He said that there will be one more piece of Mono based software called Banshee in 9.10. Banshee is an audio player and might replace Rhythmbox.

There has been a lot of pro-Mono and anti-Mono arguments assaulting the community of late. The debate is not new but both sides have taken up arms since some distributions have decided to either remove Mono or include Mono by default.

Just have a look at what will be gnome 3.0...here is it.. And along with the controversy found with Mono. Richard Stallman, a member of the GNOME Foundation, has said that GNOME 3.0 will include more applications made with Mono: "The only application that Mono is now part of the whole launch is Tomboy

Mono loses ground as it gets increasingly removed and Ubuntu should follow suit (regarding Mono inclusion), argue some of its own users

OpenSUSE 11.2 (GNOME) has Mono installed by default, including non-ECMA parts like Winforms

When you think mono, you think tired. You think sleepy. You think shut-yourself-up-in-your-bedroom-for-two-weeks-and-snooze-like-Rip-Van-Winkle. You get the idea. But that is not how it should be. Mono isn’t boring. Mono should excite people!