IIRC you had to agree not to join class action suits to take advantage. Seems like a pretty self-serving tactic given that we're the ones who have to deal with their idiocy.

I got one of those letters. It seemed like a cruel joke to me. "We're sorry that we leaked all your personal data. But we have a great opportunity for you today! Send us some more personal data, and we'll monitor your file or something. For free! Trust us, it's gonna be great!"