Has the judge read some of the comments being made? Absolute craziness in there. Some accounts should absolutely be blocked, they are repeatedly spamming and saying things you would never say in a meeting face to face. -EDIT- Funny that my comment is being down-voted. Seen everyone wants to moderate comments. If someone says something you don't like on your personal page, you should be able to stop that. You've just…
If they are punishable, they should be, wether done on twitter or face to face.
I they are not, they shouldn’t be banned, as you wouldn’t ban them from the public place IRL.
Note that anyone can still mute them, just as you can ignore people IRL.