When it comes to trust online, it's no surprise that people prefer the blogs of their friends, but according to a recent report on eMarketer, they're a little suspicious of their friends' Facebook streams, and when it comes to Twitter, fugetaboutit! The study, which was conducted by Invoke, says that only 12% of the people surveyed completely trusted a friend's Twitter stream, while more than double that number said they completely trusted a friend's blog post.