WARNING: BE VERY CAREFUL IF YOU ARE AT RISK OF SEIZURES.
What you will see is a black and white grid. Every cell of the grid is a pixel wide and a pixel high. Boring, right?
The thing is that when you zoom it or rotate it, it creates wonderful patterns, like a kaleidoscope.
Use the commands and have fun.
I had the idea from my userpage banner.
I tested it with my own properly configured LCD monitor, CRT monitors might have bad results, because they don't render contrasts very well.
WARNING: BE VERY CAREFUL IF YOU ARE AT RISK OF SEIZURES.