https://www.dailymail.co.uk/news/art...y-aged-30.html
Cryptocurrency co-founder Tiantian Kullander dies 'unexpectedly' aged 30 - weeks after another digital money millionaire drowned on Puerto Rico beach
- Tiantian Kullander, founder of Amber Group, died 'unexpectedly' in his sleep
- Kullander, named in the Forbes prestigious 30-under-30 list in 2019, died at 30
- The father-of-one founded the Amber Group in 2017, which is valued at £2.4bn