Batman the Musical hadn't anything, whatsoever, to do with this. If Lestat succeeds, Warner Bros. may choose to produce Batman after all
Spiderman, from my understanding, is being done by a totally different group.
Jim Steinman, of Meat Loaf and Bonnie Tyler fame, is supposed to be working on music and lyrics for Batman: with David Ives on book.
At Steinman's OTT cabaret, one of the producers commented that it had been cancelled
Who can explain it, who can tell you why?
Fools give you reasons, wise men never try
-South Pacific