If you like this person's taste, follow him!
See it if you like a cappella, like the circus, or like a great assortment of characters.
Don't see it if you become more invested in side characters than the main characters or would like a deeper examination in what it means to be a "freak".
See it if you like dramatic musicals, like a touch of sci-fi/fantasy in shows, or like cello as part of the orchestra.
Don't see it if you don't like non-linear storytelling or don't like musicals.
See it if You like math, you like excellent staging and movement.
Don't see it if You want to see a play that doesn't require you to use much imagination to see the setting.
See it if you like Greek mythology, you like characters breaking the fourth wall, or you like talking crabs.
Don't see it if you have strong aversions to foul language or female nudity, are bored by Greek mythos, or want straight-forward storytelling.
See it if You like farce with lots of doors, British accents, and slapstick.
Don't see it if You have no interest in seeing a play-within-a-play or find no humor is sexual situations.