Earlier today, we noted that short interest as a percentage of float is currently at its lowest level since 2007. Another group of investors who have turned decidedly less bearish are newsletter writers. According to the weekly data from Investors Intelltigence, bullish sentiment among newsletter writers is at its highest levels since January 2008. At the other end of the spectrum, bears are practically in complete hibernation. At a level of 19.8%, bearish sentiment is at its lowest level since late 2007. While it is still far from standing room only, the bullish camp is starting to attract a crowd.