2020 is not that far it will stick to 500.
from 2010 to today bitcoin rised x250, so it's not that far but this does not eman that it is not a significant time frame, there is the big possibility of a good increase that can adds two zeroes
Adding two zeros to the price of Bitcoin is just an imagination and that to within a span of 4 years, it takes centuries for currencies to get adopted and get stable .