Gross Question of the Day!

Over at Slate.com, they have a feature called the Explainer. And each year, the Explainer receives questions that it can't (or won't!) answer. Here's my favorite from 2010:

By qmnonic

Why don't airplane bathrooms have windows? I've always thought it would be nice to gaze off into the wild blue yonder while relieving myself at 30,000 feet. It wouldn't be a privacy risk, because there are no peeping toms to catch a glimpse of you at that height. 

Good question! (Too bad there's no answer.)