![Representations of cryptocurrency Bitcoin are seen in this illustration.](https://imagenes.elpais.com/resizer/v2/EHVBVJTSWBDSGHDYC25PTEOIEI.jpg?auth=fe1b26a85584d7ff8fd1f8fd47f4e9291d00b8b57c9e8b9f99f4d341f67507da&width=414&height=233&smart=true)
Bitcoin: on the rise, but just as volatile and dangerous as ever
Cryptocurrencies remain unsuitable for most retailers and are not useful as a means of payment. Their popularity also indicates that something is missing in financial education
Cryptocurrencies remain unsuitable for most retailers and are not useful as a means of payment. Their popularity also indicates that something is missing in financial education