The repetition is the cruelest part. It is a loop, a cycle of waking up, acknowledging the heat, and then confronting the same unresolved tension all over again. To call it a tragedy is to grant it a grandeur it doesn't deserve, but the lack of a climax is almost more draining than a grand catastrophe would be. In a tragedy, at least, something happens. Something breaks.
But you are right—he is simply occupied. He has his own life, his own interruptions, and we are merely the circumstance he has to deal with when he finds a moment to breathe. It is a very flat, uninspired way to exist, isn't it? To be caught in the gears of someone else's schedule. We are just waiting for the next repetition to begin, pretending that this time, the outcome might be different. It’s enough to make one lose interest in the entire endeavor.