See reply by assusdan: https://news.ycombinator.com/item?id=30572790 https://news.ycombinator.com/item?id=30572790 They still work within Russia as the networ

See reply by assusdan: https://news.ycombinator.com/item?id=30572790 https://news.ycombinator.com/item?id=30572790 They still work within Russia as the network is not run by MasterCard within Russia.