Vodafone | Crypto wallet in SIM card

British telecommunications company Vodafone plans to combine SIM cards with cryptocurrency wallets.
The head of the company's blockchain department, David Palmer, spoke about this in an interview with Yahoo Finance.

According to his calculations, by 2030 there will be about 20 billion mobile devices in use.
At the same time, the number of crypto wallets will reach 5.6 billion.