FEEDBACK.

The article offers feedback from "New Scientist" readers on miscellaneous topics in the news as of May 3, 2014. Topics discussed include a report in the March 29, 2014 issue of "New Scientist" on the amount of toilet paper U.S. residents each use during their lifetime, a March 22, 2014 report by the news organization, the Associated Press, on the amount of human waste produced each day in India, and comments on the end of security support for computer company Microsoft's Windows XP system.