Yes. My post gives a somewhat muddled explanation of what I think the right way is. The key idea is that I treat "waking up in one of the possible worlds" as a new piece of information that tells you that the possibilities are now mutually exclusive, but doesn't tell you anything else.
I'm having a hard time understanding it. You seem to be saying that {T, Monday}, and {T, Tuesday} are either both true or both false before, but mutually exclusive after. If you mean them ever happening, they'd be both true or both false either way. If you mean them happening now, they'd be both false before and mutually exclusive after. Were you talking about the probability that they ever happen before the experiment, and the probability that they're happening now during? If so, you should mark that by calling them something like {T, Monday, Ever} and {T...
If it's worth saying, but not worth its own post, even in Discussion, it goes here.