you can invest your money in bitcoin with satisfaction because bitcoin no more drop its price , now bitcoin are too powerful and bitcoin increasing its price too much faster day by day and we strongly believe in bitcoin.
It might not be dropping its price today but don't expect that is going to be for a life time. It is a normal thing in bitcoin's price movement that after the price increase, price decrease will follow. But regardless of that, in total sum up of bitcoin we should really trust and believe on its ability that can help us with financial things and with our transactions.
Bitcoin is spreading so fast and it's price is increasing so much.So we can believe bitcoin really because it didn't disappointed us before.Again bitcoin have some problem like hacking.60 million $ was hacked from exchange sites Bitfinex and that's make a great cause on price.So we can't be assure that its price won't go down.I think it's depend on luck but we should believe in bitcoin.