Modern-day Turings at GCHQ celebrate #IDAHOT day by lighting their building in rainbow colours http://t.co/sYCCoUbtqT pic.twitter.com/sKBbSW5n42

— UK Prime Minister (@Number10gov) May 17, 2015

The modern Alan Turings at GCHQ are marking International Day Against Homophobia, Transphobia and Biphobia with a rainbow…