...come to think of it...that photo is also reminding me of you, gill....remember FM and Manchester university, so many decades ago now...?
http://www.independent.co.uk/news/people/google-doodle-celebrates-claude-shannon-mathematician-colleague-of-alan-turing-and-inventor-of-the-a7007786.html

the ultimate machine? how funny....yes, gill - I remember now....WHSMITHS....etc etc....

https://www.youtube.com/watch?v=cZ34RDn34Ws