> All rights, grants, and promises made by me to you under this Agreement are terminated if you file, maintain, or voluntarily participate in a lawsuit against me or any person or entity asserting that its Permitted Uses infringe any Granted Claims you would have had the right to enforce had you signed this Agreement, unless that suit was in response to a corresponding suit first brought against you
Wasn't this the problem with the previous BSD + patents license? Not criticizing by any means, I'm genuinely curious.