By Eddie Pipkin

I was at a race event at Daytona International Speedway last weekend, and I happened to have a pass that allowed me infield access.  Looking up from ground level from some distance away to the enormous grandstands that front the iconic 2.5-mile track, I was astonished to see how many people were in attendance.  Until I realized they really weren’t, at least not in the grandstands.  I was experiencing an intentional optical illusion: the one where they scatter different colored seats throughout the stands to tr