The crash was an inevitability, as it always is when a market goes parabolic like the crypto market did last year. For those of us who were new to the market and got caught up in it, it can provide an invaluable learning experience. For most it will just lead to loss and for them to panic and quit on crypto.
Market always move in opposite direction from the general public anticipation. People were thinking that in December 2018 they may see the bull run, but it happen totally opposite. The market crashed from 6000$ to 3000$ in this period and it was a planned move by the whales to get the coins in cheap.