This anti-poverty capability is what got me interested in cryptocurrency a couple years ago. This TED video was the catalyst for a new way of thinking about cryptocurrency, when I suddenly realized what is possible with remittances for the unbanked: http://www.ted.com/talks/dilip_ratha_the_hidden_force_in_global_economics_sending_money_home

Cryptocurrency is only the tip of the ice berg, though. Keeping property and financial records on the blockchain takes it to a whole new level.