Celebrating Thirty Years of ZX81 Posted Jan 01, 2011 by Steven in Mind the Gap 1 min read This years marks the 30th anniversary of the Sinclair ZX81 home computer. To celebrate, over the next year I plan on updating my ZX81 site with site updates and monthly spotlights. Read more → 2645 reads 0 comments # celebrating2 # computer8 # first3 # hardware3 # sinclair1 # thirty15 # years2 # zx81195