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But even more important, phrases often began and ended on the weak beats (two and four), or, increasingly, between beats. This gave the music a querulous, incisive tone, imparting a slightly off-balance quality to each phrase and providing momentum for the solo as a whole. Above all, these crystalline improvisations were made vibrant by the breathless speed with which they were executed (Gioia 202).
The boppers were marked by their individualism, and this was increased by their marginal status as black Americans
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