You can buy BTC if you want to hold for long term then it is good time to buy bitcoin because you buy bitcoin not for one day if it is for long term then you can buy bitcoin and if you want to buy for short term then for you Now is not a good time to buy Bitcoin. If you can afford it, you can invest in regular bitcoins little by little. Your investment in these bitcoins is expected to give you a good profit at one time.

If you want to hold for a long time. Before you buy bitcoins decide what time period you want to buy bitcoins BTC price has not gone down too much it is normal now you need to decide your goal what time period you want to buy it if for long term Then you can buy it.