Earlier quoted context omitted.
As a user of RobinHood I have not felt any specific push for buying single stocks. A lot of people just buy index funds on RobinHood. If RH had made it more difficult to buy those compared to single stocks, your claim might have some weight...
Push notifications around a pre-defined 'watch list'? Notifications of major stock movements? Showing 'popularity' of a stock? 'Most Popular Under $25'? Gifting people free stock for referrals?
If all RobinHood users followed sound "buy diversified ETF and hold" investing advice, my understanding is that they'd go bankrupt.