If Twitter could assess a huge penalty on the plaintiff for filing a frivolous lawsuit, maybe.
Otherwise, no. We already know that Twitter specifically tried to deal with one of these spies when he came to their attention, shortly before he escaped. There is no reason to believe that Twitter did anything wrong, and excellent reason to believe they didn't.
Lawsuits aren't cost-free; the off-chance that, against all expectations, you might find something that almost definitely isn't there is not a good reason to entertain one.
