Why did Robinhood buy Bitstamp?

Why did Robinhood, a popular trading platform for stocks and other securities, make the decision to acquire Bitstamp, a leading cryptocurrency exchange? What strategic value does Bitstamp bring to Robinhood's offerings, and how does this acquisition align with Robinhood's broader goals in the financial services industry? Additionally, what challenges and opportunities does this deal present for both Robinhood and Bitstamp, and how will it impact the cryptocurrency market as a whole?