Nothing prevents continuing to sell a beautiful bibliophile tome with glossy paper, nice pictures, etc., and put the content online, where it can reach many people involved in land management etc., and be linked to geographical maps, maps of land use etc. They are largely separate groups of people: libraries and nature book collectors; and internet users.
Imagine that EBBA makes an app and website: which birds live around your home? And essentially, offers the EBBA data linked to the location of the computer. It could be a single most popular promotion of bird conservation in Europe ever.