[brazzy]

> Isn't a currency fundamentally a perfectly liquid asset?

I'd say the defining property of a currency is that it's in wide use as a medium of exchange.

> its deflationary nature is good for the uptake of the currency, because, provided more people start using it

Except that the deflationary nature makes people hoard it, not use it.

For Bitcoin to succeed in the long run, the most important influence has to come from normal businesses accepting it as payment, not from speculators attracted by its skyrocketing market price.