answer. If they are have different chains, different communities, what
is happening for second that that can affect all the markets and all the
coins, what is that strong?
If you do not have a clue, please restrain yourself from commenting.
I would like to see and read answers from people who might know
something more, thanks in advance.
I don't have a definitive answer, but my theory is that the market is controlled by a small group of people, with tons of bots, and they're coordinated in a way that makes most cryptos change in the same direction, at the same time.