#CardanoDebate Charles Hoskinson Orders Full Audit of IOG Amid Allegations of $600 Million ADA Misuse. The controversy began when Cardano community members accused IOG—the company behind Cardano—of misusing 318 million ADA tokens. These tokens remained unclaimed after Cardano’s 2017 ICO and became unspendable after the network’s Shelley upgrade in 2020, which brought Cardano to full decentralization.