Dwight, as you've surely experienced by now, people with deep-seated problems, be they mental or even physical addictions, will often send signals, or leave warning signs, in the hopes that someone will take notice and save them.
In Bruce's situation, you can view the DMD can as merely the tip of the ice berg, so to speak.
We are all still trying to figure out what the jump ropes mean (as can be seen in the Horizontal Aeration thread).