There are some investors who are making use of Pump and Dump to achieve more from this scheme in a positive way.
For example, there are some investors who buy cryptocurrency in the Dump scenario.
Like these guys:
https://t.me/joinchat/AAAAAEtKUe6oej1_qut--w
However, they do not sell off all the coins in the pump situation. Now, these are the potential investors who do not intend to kill the coin. The real clue is that the coin needs to be pumped right to retain its value.
This is an art they are expert in:
https://t.me/joinchat/AAAAAEtKUe6oej1_qut--w