Heloise Greeff, 30, bought her first bitcoin in 2013, shortly after arriving in the UK from South Africa.
In 2016 there were just over 600 cryptocurrencies, according to Coinmarketcap, a data site.
Heloise Greeff, 30, bought her first bitcoin in 2013, shortly after arriving in the UK from South Africa.
In 2016 there were just over 600 cryptocurrencies, according to Coinmarketcap, a data site.