When users run "show dbs" it looks like a jumble of text. I think there is a tab in between the name and size but it should either not show the size or make it look nicer.
> show dbs admin 0.203125GB aggdb 0.203125GB config 0.203125GB config_backup 0.953125GB digg 0.203125GB dispatch_database 0.453125GB du-manager 0.203125GB local (empty) mydb 0.203125GB somedb 0.203125GB test 0.203125GB training 0.203125GB tumblelog_development 0.203125GB twitter 0.453125GB