Why do you think this is happening? Summer boredom? Fear of the approaching blue wave? Old age and those nasty hemorrhoids acting up again? Frustration at continued failure to get it up?
We need to lock David, Tom, and Boiler in a 10 x 10 room with nothing but a big vat of pig grease and come back in 48 hours. Sledhead can be in the vat already, as this sort of thing seems to get him off.