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About 100 accounts all sent it to one account and that account dumped about 300 HIVE. Survey got burned.

I guess they'll have to work out sybil resistance if they want to perform their study again.

Indeed, giving away free money on the internet and making it so easy to exploit is not a good idea...
https://peakd.com/hive-167922/@keys-defender/re-nonameslefttouse-s3ub6e