Commercial Ubuntu

I just read a post by Bruce Byfield, where he raises an interesting question: after the fact that Canonical will try and offer commercial software from a specific repository, would anyone use it? And if not, could it alienate other users of Ubuntu from using the distribution at all?

He continues to argue for a whole 2-pages-long article for something that I don't even think exist. His main point is that this idea of commercial repositories has been tried out before and it didn't work. Why try now? After all, it's just a matter of time until something else will replace our current software: