 Multiple Dazzler cards could be installed in a single machine and synced together, a feature which could, with minor modification, be used to genlock.Genlocked Dazzler cards drove ColorGraphics Weather Systems displays that generated most of the weather imagery seen on US television in the early 1980s.The Dazzler came about in a roundabout fashion after Les Solomon, an editor for "Popular Electronics" magazine, demonstrated the original Altair 8800 to Roger Melen of Stanford University.