Finman invested $1,000 as a 12-year-old in 2011, when bitcoin was worth $12 REUTERS A teenager from a family he describes as the "Elon Musk version of the Kardashians" has become a millionaire after investing $1,000 (£800) into bitcoin when he was just 12 years old. Thanks to a tip-off from his brother, Erik Finman, from Idaho, US, invested a $1,000 gift from his grandmother into the cryptocurrency in May 2011. At the time, bitcoin was unheard of outside of technology communities and worth around $12 per coin. Finman told CNBC how he invested in bitcoin as a way of winning a bet with his Ph.D-holding, Stanford-educated parents, who said he did not have to go to university if he became a millionaire by the age of 18. That first investment quickly grew from $1,000 to $100,000 by the end of 2013. Finman then sold the lot and used the proceeds to move to California's Silicon Valley and set up a company called Botangle, which allowed students frustrated with the quali...