That's a fair enough point. The only way I can think of would be to check your
on a regular basis.
Coming back to my original point, however, I wouldn't like to see advertisements appearing on the printed version of pages, and I am concerned that if we make alternative interfaces too appealing to users then we are risking shooting ourselves in the foot by loosing out on ad revenues and referrals to Pair (if applicable). Not to mention the disruption to the whole idea of a
to be appended onto the end of all links in the print display so that people could not navigate around through the print interface.