Blockchains provide solutions to problems that require one (or more) of the following- 1)an immutable, transparent record of transactions 2) trust between parti

Blockchains provide solutions to problems that require one (or more) of the following- 1)an immutable, transparent record of transactions 2) trust between parties that don't trust each other 3) optional anonymity 4) decentralization. Any one of these use cases could be a reason to use blockchain beyond the ICO use case.