Who believes the liar:
The greedy. (Sorry for the word)
Most of the posts are lies and out of ignorance and lack of study of the currency market, followed by the greedy, in hopes of huge profits.
Invest for the long term in studied and reliable currencies.
Bitcoin did not rise like this overnight; rather, people earned from it over a long period.
All the lies in the posts are from the greedy and they lead people with them to lose their capital.