As the title suggests, my blog has content from many sources. Being a professional nerd, there is a strong techy vibe here but my interests are varied and some will hopefully be of interest to the non-tech also.
I find this story astonishing. The oldest sound recording known, the muffled voice of the father of the gramophone - Emile Berliner, was thought to be lost until a painstaking re-creation was made from a printed version found in a magazine.