Is the sentiment assigned to the input text positive?

Text Input: "#CNET - Just bought my 1st iPad, iPad3, feeling real burned, mad, about iPad4 so soon. Grrr. REALLY mad! Don't even care about mini now,"
"#CNET - Just bought my 1st iPad, iPad3, feeling real burned, mad, about iPad4 so soon. Grrr. REALLY mad! Don't even care about mini now,"