This has been a common theme on the MCET board for many years. Doesn't seem meaningful to me, and most people. If I could I would gladly short this back down to .00001 or whatever.
"Where can I short penny stocks? You are more likely to find a broker that allows shorting penny stocks this way, but major online brokers such as eTrade and TD Ameritrade still prohibit short selling of over-the-counter stocks, which rules out most penny stocks."