You are correcct. It has not spread across a lot of countries. But not all the major countries , cant say that. But it has become a little more reputed now. I hope it becomes more popular and spreads across the whole globe so that all people can witness its brilliance and promising future plans.
Even if a person lives at some part of the world where he cannot have internet or something, it doesn't matter. Even with modest SMS messaging on your basic phone, you can transact business globally. You are the bank. Buy, sell and trade worldwide, with no banking fees. No car, debit card or ID required. Like a boss
So all the people saying that bitcoin cannot be reached into third world countries because they don't have the appropriate infrastructure, they just need knowledge about it and a social offering by a trading company which should take it as an opportunity of business to help people without smartphones set up their wallets and then give them access through basic sms phones. A