Whereas most technologies tend to automate workers on the periphery doing menial tasks, blockchains automate away the center. Instead of putting the taxi driver out of a job, blockchain puts Uber out of a job and lets the taxi drivers work with the customer directly.
Bitcoin is the beginning of something great: a currency without a government, something necessary and imperative. But I am not familiar with the specific product to assert whether it is the best potential setup. And we need a long time to establish confidence.