I think 24 hours would be long enough to get the point across. I expect 100% of the students at that university will find other access during the week, but if h

I think 24 hours would be long enough to get the point across. I expect 100% of the students at that university will find other access during the week, but if he kept it to a length that the ADD addled brains of college students could possibly have a chance of withstanding I think he'd have much better results. Interesting idea though.