This window art dedicated to the Queen in Westminster Abbey was designed on an iPad

The most recent artistic addition to London's 13th century church, Westminster Abbey, has been made using 21st century technology from California. 
The stained glass window, a piece of artwork installed in celebration of the reign of Queen Elizabeth II, was created by artist David Hockney on an iPad. 
SEE ALSO: This AR documentary lets you know how it really feels to interrogate someone at immigration
David Hockney told The Guardian that the iPad was a "natural" thing to use in the cre