Could it be possible that the same kind of analytics and manipulations are called in by banks and/or governments to FUD cryptocurrencies?
100s of threads were made by newbie accounts on "omg Bitcoin will get to 100k USD in a year" all November.
100s of threads were made by newbie accounts on "omg Bitcoin will get to 4k USD" all January.
And this was here on bitcointalk.
But, nooo, there was no manipulation at all. Or maybe, a little...