"Infinite Jest" was (finally!) released as an eBook here in the UK today, and strikes me as perfect eBook material: It's physically huge in paper form, and has almost 400 endnotes that should work nicely as hyperlinks.
I
really hope it's not going to be one of these silly "Kindle exclusives" - neither Waterstones nor Kobo seem to have it yet :/
Edit:
Yay - just appeared on Kobobooks