Blockchain, and in a more general sense distributed ledgers are a paradigm shift in computer science. As Vinay Gupta states:

“….this is the genius of Bitcoin: it fuses together the database and the network into a seamless whole block, everywhere there is data there is network and everywhere there is network there is data….”

This could be as disruptive as the emergence of SQL and relational databases and it could change the way most backoffice processes are carried out nowadays.