Has anyone done a good comparison of Scribd vs PDF taking into account things like latency and browsing over a slow connection? I never even think about the ti

Has anyone done a good comparison of Scribd vs PDF taking into account things like latency and browsing over a slow connection? I never even think about the time it takes to download a PDF on my DSL line but I can imagine that Scribd might be better at letting you see just the first page of a document over a bad connection.