...competition, run in association with Computer Weekly, promises to have an extra edge, as 2002 is Computastars' silverjubilee year. Gordon Cairns instigated the competition 25 years ago and remains the driving force behind the event...
http://www.computerweekly.com/Articles/2002/01/24/184777/computastars.htm
Many unhappy returnsThe computer virus turns 25 this month. Long-suffering computer users would be forgiven for thinking that the first computer virus appeared in the mid-1980s, but the first virus actually predates the arrival of the first IBM-compatible PC.…
http://www.theregister.co.uk/2007/07/13/virus_silver_jubilee/