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Re:Ask HN: How does Threadless prevent frauds? by stephengillie on Sunday May 06, 2012 @06:13AM (#3934718)
They don't require you to login before voting?

Many sites with voting or upvoting require login specifically to prevent frauds.

Re:Ask HN: How does Threadless prevent frauds? by cannibal on Sunday May 06, 2012 @09:48AM (#3935109)
It would be easy to write a bot that signs up automatically through proxies. Even a security image wouldn't stop itβ€” crack the easy ones, seamlessly outsource the hard ones to Mechanical Turk through their API.
Re:Ask HN: How does Threadless prevent frauds? by stephengillie on Sunday May 06, 2012 @02:05PM (#3935761)
So that's already happened here?