I invest my 0.0069 BTC
May 30, 2016 I have 0.0069 BTC
June 25, 2016 Now I have 0.01171725 BTC
that's not a bad profit man you're building it up to be great in around another year you may be able to reach a whole btc from only 690k satoshi. You will love to see that because of the fact that the btc price is going through the roof.
I think it was an advantage he can from hard work to collect bitcoin. If he wanted to keep for a few weeks will definitely get a multiple benefit. Continue to do it because I believe bitcoin in 2020 will be more interesting again.