Bitcoin is based on the idea that money gets its intrinsic value from its scarcity, which is a misconception since money gets its intrinsic value from the volume of transactions involving goods and services that use it
No, bitcoin is based on the idea that money gets its intrinsic value from its trust model. That's why it has advanced crypto-mathematics to establish verifability, and so forth. Now. Bitcoin promoters think that the scarcity can drive the value up to the point where it becomes widely adopted. Criticism of this model to spur adoption may be totally fair.