According to a report in Forbes, Warren's main contention was that cryptocurrency is easy to steal and the space is rife with fraudulent investment ...
source https://www.google.com/url?rct=j&sa=t&url=https://www.newsbtc.com/2018/10/11/senators-and-industry-insiders-weigh-in-on-crypto-in-senate-hearing/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNF10sOoBA0LZUPfawhkNop4K_fF1Q
