Reviews of readers circa 1998:
Check this ridiculousness out: two screen to better emulate a book!
And, courtesy the site I Love the Best, the Internet Wayback Machine:
There was an ebook conference in 1998. I'd loooooovvve to have anyone's notes from this thing. Maybe especially from Carol Risher's presentation?
This is worth looking at, from 1995:
Primarily because at this point, people were really wanting to get certain kinds of information online for researchers (back to the when did academic journals go online question), but were starting to be concerned about copyright issues in the course of sending stuff electronically. At least in 1995, to the otherwise intelligent person writing this paper, encryption did not leap to mind.