To alleviate any default risk, Compound requires each account to have a balance that covers the outstanding borrowed amount in the cryptocurrency ...
source https://www.google.com/url?rct=j&sa=t&url=https://www.marketwatch.com/story/this-company-will-enable-you-to-earn-interest-on-your-cryptocurrency-2018-10-02&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNF6jOO1XI5Kp4Y_vfMsl5S2Bh8LyQ