Someone please build a time machine, travel to 2020 and get a snapshot of bitstamp or bitcoinaverage. Then get back and upload the snapshot here. 
P.S: Also, while you're at it, check if I'm alive or not in that year.
P.S: Also, while you're at it, check if I'm alive or not in that year.
Not only the price, but the whole bitcoin price chart between now and then (across all major exchanges, of course). I'm confident one could increase their money one hundred fold with that information.