Who is accepting deposits, and why tens of thousands? Real money is deposited into exchange accounts to buy crypto assets. No one is making fiat deposits into an IOTA organization.

You should examine your reality if you think developers of alpha software have any obligation to provide non-technical folks with a way to use it. It's open source, nothing is stopping you from building your own wallet if you want something better. But they don't owe you anything on the basis of the protocol simply existing. Ask yourself, why do you expect that?