The price of btc is not always same, the prediction you made may be correct, but because some people say that btc will go a lot in January, it means it will pump so much that it will go higher than 80K because most of the prediction people who are there put their analysis but because what is introduced is also on the news from ETF approval and bitcoin halving bitcoin goes upto 48k if there is another news in future then we will see Bitcoin will go higher and your prediction will also be in the right direction.