2018 has been very beneficial for Bitcoin. The future of Bitcoin is looking bright so far. What are your predictions for the next year i.e 2019? 
https://www.quora.com/What-is-the-bitcoin-price-prediction-for-2019
https://www.quora.com/What-is-the-bitcoin-price-prediction-for-2019
I personally feel bitcoin and other altcoins would have tremendous growth as like 2017. Last year's growth drawn many investors think of other crypto currencies to invest and this is what has happened. Investors split their investment into parts investing in coins that are cheaper and have good growth and chosen tokens with best projects