It is possible like lots of other things, but youtuber is definetely liar like lots of other youtubers. Maybe the possibility of that less than 0.1% but the possibility of 1 btc to 0.1 btc is like 90% 
He is a promoter, can provide anything he hasn't done before. All ways he will do so that everyone is interested in the place he is promoting. This time to use common sense to earn money on cryptocurrency, everyone must know the basic things to start an investment in cryptocurrency so that it is not fooled easily by someone else.