More importantly, I would also happily fight them in court if it came to that (and retire on the triple damages).
I'm thinking of some of the other clauses:
1. "one-sided termination clause": Every contract in an at-will jurisdictions without a guaranteed exit bonus contains, implicitly or otherwise, a "one-sided termination clause". I have never seen a contract for "normal working stiffs" that contains an exit bonus, and I've only ever worked in at-will jurisdictions.
2. IP assignment
3. Confidentiality agreements with broad language