Crypto-currencies may be a good Option B for citizens in societies with high-friction legacy financial systems – having a second option, to transfer and store funds, can be a lifeline in these countries. However, adoption of crypto as legal tender (Option A) is as yet untested. Lastly, the share of crypto transactions used for illicit activities has dropped considerably over recent years as it has become more mainstream, but ransomware revenues has increased 4x in 2020.