As long that coin can better than Bitcoin, that coin can surpass Bitcoin, because as the users of crypto, sure we are looking for promising coin in future for our investment, because we looking for the profit, not just about holding a famous coin which that coin not promising for our future.
I think Nano is different than another coin, this coin have their own character and not an impossible think to make this coin will be famous later but it need long time to make it come true.