The highlight of the article is this:
All in all, the development comes hours after traders reported preparing for a correction as the market's recent upward momentum slowed, and weeks after many had begun sounding the alarm that the market had become wildly divorced from fundamentals.
As such, speculation is high that this correction might only be the beginning of more declines.
What it really implies is that the market have long been overpriced and overbought and drop in price had been long coming. All the same, it is nothing uncommon to see market react in such manner. as a matter of fact, savvy traders have been waiting for a time like this, when coins become cheaper to buy again.