When it gets too hot to do much of anything, perhaps there is reason to look at things like:

10 completely useless homemade machines

Special attention should be given to the next to last item at the bottom, that for certain of our regulars could provide relief from the onerous job of changing TV channels.

The last item shown likely is one many have seen; but it is worth watching the fairly brief video if you haven't. (Don't make your machinery angry!)

John