Oh things like this are likely to ruffle some feathers: the eBook readers are the 1st big change in the book industry since the invention of the printing press.
And most likely the average age off the people in the book industry is rather high compared to the people that use and like eBook readers. Mind you... those are the same people that claim young people should be reading more books. Well this is their opportunity to make something out of it and show riaa/mpaa how they should have handled music.
eBook readers are here to stay and the way annotation works now should be altered to take eBook readers into account. In 20, 25, 30 years all you get are probably ebooks and asking for the paper version will be ancient