Can you elaborate on this a bit and/or share article(s)?
https://www.reddit.com/r/wallstreetbets/comments/dpnzup/i_re... (Reg T violation)
https://www.theverge.com/2018/12/15/18142319/robinhood-finan... (Lying about their to be released cash management feature being SIPC insured that SIPC forced them to walk back)