Why wouldn't an unknown company with revolutionary technology promote themselves. There are over 20000 stocks in the market and paying for promotion is a very sound technique to create awareness. People think it is a bad thing that these companies are trying to create awareness. What would you do if you were running a small company that no one knew about? As with any industry, you have to market yourself. The average retail investor, that's creates liquidity, needs to be marketed to.
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