from googling stock market manipulation
Here's a link about when APPLE was attacked and affected by bashers with dis-information. Just one more good reason to know your source and evaluate. People lost when they didn't know their source and acted upon it to sell.
http://gigaom.com/2007/05/16/apple-stock-hacking-the-power-of-disinformaton/
http://www.galatime.com/2007/03/15/jim-cramer-stock-market-manipulation-101/
It's not new, just worse than it used to be: Three Hundred Years of Manipulation
http://www.people.hbs.edu/ptufano/einfo/manipulations.pdf
But that's nothing compared to the story of how the Federal Reserve slithered into its place. For this story I refer you to a board on iHub http://www.investorshub.com/boards/board.asp?board_id=3319 on the theme of fraud and corruption
It's one thing for a person to make a presentation, but it's another if the presentation is intentionally deceiving and arrogantly pursued for the purpose of stealing. Just google stock market manipulation to find more Conclusion: If you don't know your play ground occupants, then maybe you better find out who they are before you trust them enough to play on the same playground, or follow them in any decisions of what you do.