First of all, the alert that popped up as I was trying to get my coins out of there before the fork:
" ALERT:
We have made updates to the Poloniex Terms of Use. These changes are effective immediately and apply to all Poloniex users. We encourage you to review our Terms and familiarize yourself with the changes that have been made. If you do not agree to any of these changes, you may contact support and request an account closure.
Posted by busoni@poloniex on 2017-08-01 05:44:00"
So I clicked the link for the new terms, and while quickly scanning, came across this. Check out #13 of their new user agreement:
"13. COPYRIGHT OF FEEDBACK MATERIALS
You acknowledge and agree that any materials, including but not limited to questions, comments, feedback, suggestions, ideas, plans, notes, drawings, original or creative materials or other information or commentary you provide on our platform or one of our social media accounts, regarding Poloniex or the Services (collectively, "Feedback") that are provided by you, whether by email, posting to the Site or otherwise, are non-confidential and will become the sole property of Poloniex. Poloniex will own exclusive rights, including all intellectual property rights, and will be entitled to the unrestricted use and dissemination of such Feedback for any purpose, commercial or otherwise, without acknowledgment or compensation to you."