Crypto is more a commodity than currencies, because unlike currency, crypto is subject to the same speculative supply and demand forces as conventional commodities.

Examples of non-physical commodities: music and apps.

Example of something that doesn’t exist at all: Carbon Offsets which are credits for negative production of GHG. Credits can be purchased on the market by companies to offset their own emissions for regulatory or other reasons.

Is music an example of a non-physical commodity?