Buying bitcoin currently now is a good idea. We are getting close to the fourth quarter of the year 2018 and bitcoin price might start increasing again soon. So it will be good idea from you to buy BTC now that it is still on a low price. So buy BTC now and sell it when its price rises again so as to make huge amount of profit. BTC is still around $6,800 now and it will surely reach $30,000 by year 2018 end. So you can see it will be a huge lot of profit if you buy it now and sell it by then. BTC is worth investing on any time any day as long as you have capital to buy it.