There is so little that you stand to gain by agreeing to the CLA (and so much downside for them if they reject it and keep the status quo) that the best thing would be to say no.
And I hope that if they do keep it as-is and then someone comes along later and makes the fix, you hound them about violating your IP and cite their comment "we do not have the rights" as prima facie evidence. Make CLA worshippers bite the bullet on their goofy beliefs.
There is so little that you stand to gain by agreeing to the CLA (and so much downside for them if they reject it and keep the status quo) that the best thing would be to say no.
And I hope that if they do keep it as-is and then someone comes along later and makes the fix, you hound them about violating your IP and cite their comment "we do not have the rights" as prima facie evidence. Make CLA worshippers bite the bullet on their goofy beliefs.