This digital piggybank has its own cryptocurrency

Pigzbe is a digital "piggy-wallet" for children that uses its own cryptocurrency called Wollo (WLO). It has gotten $100k on Kickstarter, but that's not where the real money is. According to ICO Bench, $7,200,000 worth of WLO was sold in an initial coin offering.

According to Coincodex, WLO is trading at $0.015