 In 1997, drawing on his linguistics background (notably Latin, Greek, French and German), he designed a phonetic algorithm for encoding English names (to recognise that e.g.Deighton and Dayton, Shore and Shaw sound the same) which garnered over 2,000 corporate users as part of a data matching package developed by his son Steve.In 1998, the Computer Conservation Society (in a project led by Christopher P Burton) unveiled a replica of the Baby (which is now in the Museum of Science and Industry (Manchester)) to commemorate the 50th anniversary of the running of the first electronically stored program, based in large part on Tootill's notes and recollections.