to invest in bitcoin it seems like now is a very right time and you can invest by buying as much bitcoin as you can and after that you can get profit when you buy because you can get a lot of profit when you know the right time to buy and sell coins.
Right now, you will find it easy to get Bitcoin on low price and you will not need to use huge amount to buy a single coin as it is currently available on price equal to 6445 US dollar which is still a low price. This price has been stable here between 6k and 7k dollar price and those who have investment here will be in benefit. So, if you also want to get benefit then you should not let this opportunity from your hands.
Well doesn't matter when you invest now or later. If you want to gain profit you have to apply some patience when you do invest.