https://www.reuters.com/article/us-retail-trading-robinhood-ceo/robinhood-ceo-admits-communications-shortcomings-ahead-of-house-testimony-idUSKBN2AD0J7

Robinhood, the trading app popular with young investors, could have better explained why it restricted the buying of heavily shorted stocks caught up in the social media-fueled trading frenzy around GameStop Corp, said the company's chief executive officer.