Who doesn't love having lots of windows?  Windows bring tons of natural light into a home along with fabulous views.  A clear view outside provides your most current weather report, while affording sweeping vistas of nature or cityscape.  But when you suddenly realize your view is no longer so clear and is instead obstructed by a layer of grime, you are forced to deal with the one drawback to having lots of windows -- cleaning them all.  Window washing is one chore we routinely put off, especially when our best efforts at cleaning with store-bought products consistently result in a streaky mess.  It's easy to want to just throw in…