Why not both?
Best Answer

Instead Of Either/Or Why Not Both?
Bitcoin will be established as the Cryptocurrency Reserve
However many other Cryptocurrency will evolve within Bitcoin's ecosystem
Consider for example the diversity within Credit cards
Credit cards are, for the most part, issued by banks.
As a store of value, bitcoin severs ties with banks, but we still
will have Visa, Chase, Wells Fargo, MasterCard, Capital One, Chase, American Express