This is plane spotting, on steroids.
Learn how to build your own Raspberry Pi-powered flight tracker so you can watch aircraft flying all over the world.
https://t.co/DanaEskBTL
(That's Babbage Bear holding the flight tracker by the way)
Having sex at least once per week can lower a man’s risk of heart disease by 30%, stroke by 50%, and diabetes by 40%. It has also been shown that men with an active sex life are more likely to live past 80 years.