If you look just to the right of the hand in the picture you can clearly see an iPhone too.
It is no surprise really, With all the times I’ve gone back in time I’ve more than once left a few modern accouterments. It was a virtual certainty that one of them would end up in a painting. People were amazed by the stuff.
And behind the legs of the Cherub on the right is the stainless steel barrel of a 50 cal. sniper rifle.