71.   But most of his music is heard at smaller concert halls and nightclubs.

72.   But the concert hall is in danger of becoming a museum.

73.   But outside concert halls, at venues like the porch and the campground, wearable interfaces could become a popular tool for entertainment and expression.

74.   But the new concert halls also are nurturing indigenous orchestras and opera companies, which increasingly are seeing themselves as regional resources.

75.   But the Chatelet is not merely an opera house and concert hall.

76.   But where Marsalis has taken jazz to the concert hall, Shipp hopes to carve out a niche for it at spots like the Avenue B Social Club.

77.   But when curtain time rolls around, little Sam or Samantha is more likely to spend two hours with a baby sitter than in a darkened concert hall.

78.   But what will always be primary in a good concert hall is a devotion to sound.

79.   But while the lyrics and music remain the same, the concert hall has changed.

80.   Butler also questions the wisdom of removing jazz from the streets and placing it in concert halls and night clubs.