They can be moved to another camera or a hard drive by sliding the images across the table -- much as one would slide a picture across a regular table.
In the relentless drive to turn physical things into virtual ones, the purpose served by the coffee table book will soon be served by the coffee table itself, and for the same reasons.
As Daniel Pink has so compellingly argued in Drive: the Surprising Truth About What Motivates Us, once the issue of compensation is off the table, more money does not cause us to work harder, longer or more efficiently.