Look at the price when Tesla announced they bought bitcoin worth about a billion dollars. Even after the current fall, the price now is way higher than back then.
Just the way Musk has been able to manipulate the whole market after investing his? and Tesla's money is just extraordinary.
It was a strategic investment which has reaped money like anything in such a short span and they even used part of it to generate a positive component to their balance sheet in last quarter.