Where is Robinhood Crypto available?

As a keen observer of the cryptocurrency market, I'm interested in understanding the availability of Robinhood Crypto. Could you please elaborate on the geographical regions where Robinhood Crypto is currently accessible? Are there any specific countries or regions that are excluded from using this platform? Additionally, is there a plan to expand its availability to more locations in the future? The accessibility of such services can significantly impact investors' ability to trade and manage their crypto portfolios, so I'm keen to learn more about Robinhood Crypto's reach.