Bitcoin is like a rollercoaster and it is currently at the top, this should lead most people to conclude that a drop is due before it continues the upward trend overall. When it is swinging hundreds of dollars in a day, taking it as an investment is pretty much gambling like poker.
Bitcoin is like a roller coaster.. It is rolling up and down. That's why it's like the bitcoin, sometimes the value became high and low. It depends upon the value of the price how it's movement.