Video calls are the new penny post
Dear Sir, I beg to introduce myself to you as a clerk in the Accounts Department of the Port Trust Office at Madras on a salary of only £20 per annum. I am now about 23 years of age. I have had no university education but I have undergone the ordinary school course… I have made a special investigation of divergent series in general and the results I get are termed by the local mathematicians as “startling”. This was the opening of the letter written by the Indian maths prodigy Srinivasa Ramanujan to Professor G.H. Hardy at Trinity College, Cambridge in January 1913. The penny post was the first network