Can you describe in what way satoshi did an enormous contribution to society? Because I believe, the days of bitcoin are not yet there but the contribution will be enormous if governments stat to push for cashless banking systems.
His invention has a great potential to end the era of money created out of thin air and its value reduced constantly due to political decisions.
His invention has a great potential to move the banks out of their comfort zone, rethinking their services to be cheaper and better for people.
His invention has a great potential to get a good use to some of the resources that used to be wasted (and although it's not discussed much, that waste does/did contribute to green house effect).
And, let's not discuss only about money: his invention has a great potential to help you know where your clothes (or, more important, your medicines) were produced.