You can buy off-the-shelf drones on the internet that can fly 4 miles high in good conditions. They aren't cheap (>$1,200 or more). The FAA doesn't like it, but they shouldn't pretend its something unexpected.
“The FAA doesn’t like it, but they shouldn’t pretend its something unexpected.”
FAA has drone/UAS regulations: https://www.faa.gov/news/press_releases/news_story.cfm?newsId=25980
There are only a few hobby drone that can fly that range and up to 8 kilometers. However none of them have an hour + flight time.....Most in the range of about 34 minutes.