crypto-currency is used at run time in 6 crates. It is a direct run-time dependency in 5 crates.

Depender (with downloads and own rev deps) crypto-currency version
crypto-bank 0.0.*
2 crypto-market-stream-ws 0.0.*
crypto-market-stream-poloniex 0.0.*
5 crypto-market 0.0.*
3 crypto-market-stream 0.0.*