I love to cook, but if I try to make something that comes from a box, it is a sure-fire bet that I will junk it up. I will burn it. Or over-stir it. Or add the little packaged ingredients to the bowl in the wrong order.
Apparently we can extend this fail rule to anything labeled "easy tutorial" on the Internet.
This was a painful and expensive revelation involving curtains for the big room we lovingly refer to as "the ballroom." Now I need to go eat ice cream and let my heart heal as the windows sit naked, mocking me.