If Robinhood were to roll this out they'd inevitably do it in a way that counted as tax advice, getting them in tons of legal hot water, because they wouldn't b

If Robinhood were to roll this out they'd inevitably do it in a way that counted as tax advice, getting them in tons of legal hot water, because they wouldn't be able to help themselves on the marketing side. So it's actually rational for them not to bother building this incredibly obvious feature. /s