Window Dressing

With the serious afternoon sun we're getting now it's time to get out my trusty homemade window blind. On overcast days it can hang like this:

(sorry about the poor contrast - here's a better idea of what it looks like:)
I can also lower it if the sun is shining - like this:
And if I attach it in all four corners I can even open the window and still cut most of the glare. Like this:
Pretty clever, if I say so myself.