Like XML, blockchains are kinda fundamentally misguided; they don't solve a problem that is actually important. XML solved syntax, which turned out not to be the problem. Blockchains [purport to] solve centralization, which will turn out not to be the problem.
G. Bex, F. Neven, и J. Van den Bussche. WebDB '04: Proceedings of the 7th International Workshop on the Web and Databases, стр. 79--84. New York, NY, USA, ACM Press, (2004)