Check this out.
Lawyers have a phrase to describe another lawyer who uses almost illegal, most certainly improper, tactics in negotiating a suit.
Justices know this of course from their days as lawyers and from seeing cases where lawyers stretched the rules or the law or both.
The court wants to signal this to be a very bad act by a lawyer so, if they get caught, it can be expensive. In the matter following, the justice made a $100,000 impression on these guys:
