The show stopped five times, mostly to fix technical problems, and Act I ended prematurely, with Spider-Man stuck dangling 10 feet above audience members, while Act II was marred by a nasty catcall during one of the midperformance pauses.
If you want to read a collection of nerdy and non-nerdy critical responses, Slashfilm has a very good roundup of all the Spider-Man reviews that have hit the internet since last night. It seems the plot involves four nerdy kids who tell a story about Spider-Man, a Greek myth, and a boring score from U2.