"Another reason could be manipulative traders that might post to create more angst to squeeze out shares from weak hands."
You're a smart guy, Mono, it baffles me that you can just mention one side of what has gone on here for 7 years. The below likely happens at least as much as the above.
"Another reason could be manipulative traders that might post to foster confidence in order that they may sell into the newly bolstered buyers."