true?! it is a speculation, so there is no true of false about it. they usually do some analysis and make the "predictions" not that it always works but most of the time it is in a good proximity of what can happen.
he is using "200-day moving average for bitcoin prices" by the way.

it is not unheard of for bitcoin to rise this much but it is not an easy thing either. although after this year, any price rise like this seems pretty easy. that would be a <5x rise