Not all media against bitcoin. There are some media that is broadcasting the good and benifit of the Bitcoin. Media is also the way why lot of people nowadays are aware what bitcoin is. So we should be thankful to the media sometimes because they brought awareness to the people of what bitcoin is and lot of people are now taking advantage of this bitcoin to earn money.
Yes, I often see positive news about bitcoin. However, negative news about it more often in the blow up. Just as a black dot will be more visible than the larger white paper, any small error will look very large, it's a frequent phenomenon. Especially if it is associated with the problem of legality.