Swoopo: The Pay-Per-Bid Auction Site Is Dead
techcrunch.com
techcrunch.com
Then again, unethical companies tend to be run by unethical people. I wouldn't be surprised if nefarious accounting practices or greedy executives ultimately drained the company of all its money.
Most users behave like described here. Pay 10 bucks once, lose them all and never look back again. Attracting customers in the long run is hard for this business model.
Clickable link to correct domain: http://news.ycombinator.com/item?id=2373262.