[semicolonandson]

I know this question is probably intended as a technical one, but from a pragmatic/empirical perspective, the number one use-case of the blockchain is to raise money in a way that side-steps traditional causes of friction (e.g. financial regulations).

(I make no judgement on whether these sources of friction are worthwhile or not.)

[Geee]

That's an use-case for cryptocurrency, not blockchain. The title asked use-cases that are not currency.

[xchaotic]

you misunderstood - it's not limited to cryptocurrency or even DLT - in making the whole scheme elaborate you bypass the traditional AML/KYC regulations - anyone can buy your 'token' without setting up a legal account or using a legal source of funding such as a credit card.

[jedimastert]

If you're buying and selling "tokens" that don't do anything other than provide proof that you've added or subtracted an appropriate amount of value into the system, you've just created a currency. That's basically the definition