Bitcoin price can swing in any direction in just few hours as it was down at $5,900 and make it bounce at $6,300 in just few hours. This is the reason why this coin is so popular with many traders and investors had making transactions everyday. You just buy at low and sell at high to get a profits in here.
Yes it is a fast movement, if you can do it carefully then you can get a quick profit from btc trading, that's what makes trading interesting in the crypto market. If you want to invest it can also be said that long term investment is very good if we are able to be patient. Up and down the price of bitcoin can move quickly even though the movement is only a little, but you can get quick profits on the cryptomarket.