Do you think Bitcoin price will drop end of December? This might be two reasons:

1. The CME futures will start and people would be able to bet against the price of Bitcoin.
2. Bitcoin always goes Bearish end of the year. People take profits.
3. There has been a huge run up in the bitcoin price over the last month and we have not experienced a significant pullback.

what are your thoughts?

This is not exactlt right. There are various opinions to it in Islam. Infact, some say that Bitcoin might be more in line with Islam, please have a look at the link below:

https://cointelegraph.com/news/is-bitcoin-halal-how-cryptocurrency-conforms-with-islam-and-sharia