This is why we are devoting so much attention to every detail. If and when the time comes, we want to be ready – and we will be ready. 1 See Boar, C., Holden, H. and Wadsworth, A. (2020), “Impending arrival – a sequel to the survey on central bank  digital currency”, BIS Paper, No 107.
2 Including payment solutions denominated in currencies other than the euro, which could affect monetary  sovereignty. 3 Survey data from 2017; see Esselink, H. and Hernández, L. (2017), “The use of cash by households in the euro  area”, Occasional Paper Series, No 201, ECB.