Real-time, in-stream advertising targets the readers or followers of content publishers within their stream of updates. For this research, we examine the landscape and its and players: content publishers; advertisers; stream providers such as Facebook, MySpace and Twitter; analytics providers; and consumers themselves. Meanwhile, ad networks — those that connect the advertisers to relevant websites — are growing in importance and will continue to build tools to differentiate their offerings. As with most markets, this one is not without its challenges and complications as standards constantly shift and companies grapple with ways of monetizing their offerings. Additional companies mentioned in this report include Google, Ad,ly and RiotWise. For a full list of companies, and to read the full report, sign up for a free trial. Read more at GigaOM Pro »