https://www.theguardian.com/technology/2015/dec/09/bitcoin-forgotten-currency-norway-oslo-home

Cliffs:  Guy buys 5k btc for under 30USD in 2009, forgets about them til 2015.  Remembers, when they are worth a little under 1 million USD. 

Just did the calculation, had he waited a little longer, current value, 11.8 million USD.  Discuss.