The two biggest questions right now are: What’s causing Bitcoin’s insane rally, and how high will Bitcoin go? There are a few theories as to what’s causing Bitcoin’s rally. The first one is that the current bullish momentum is caused by natural market cycles which alternate between bearish and bullish. After having a one year long bearish market, many technical indicators pointed towards a trend reversal. The crypto market luckily honored those indicators and entered into a bullish market.