Right bitcoin's price fall compaired to last years boom. But still it is good to invest while it is at its lower price because it might jump up the next couple of weeks to the rise again. It will not end. See in the exchanges the volume cap of the coin still huge and many are still trading on it. This is also the first crypto coin which gained the highest price of them all. Not too late to invest to take risk enough for you to accept and also chances of going down is happening but will rise up again.