[Tichy]

Running servers will become easier. And it could be optional - you can also just get a blog on Wordpress.com after all.

[grantheaslip]

But then it's not self-hosted, and really isn't substantively different than using Posterous, Tumblr, or really even Facebook (provided that Facebook exports notes).

[Ramone]

The advantage really isn't in the ability to self-host. It's in the ability to find alternative hosts (ie, not a single point of control).