Glass-half-full and glass-half-empty types, prepare to be split. New stats from Nielsen indicate that February of 2010 was a great month for the online video industry compared to February of 2009. Last month was a little bit rotten compared to January of 2010, however. The chart below shows how the big-picture data categories played out. "Unique Viewers" and "Total Streams" made the most progress year-over-year,