Polls are now showing duplicate voters. For example:
The one in the top-left corner is me. Interestingly enough, I switched my vote to another option and then switched back, and now I don’t show up at all. Even though my image doesn’t show up, there are still the same number of avatars displayed, though the order has also changed. Also, the total number of avatars shown does not match the total number of votes indicated by the number on the right-hand side of the poll.
Here’s a second poll with this issue in case it helps: