
A later, percussive musical piece by Philip Glass, characterized by a reduction in its lyric element. This work was created in conjunction with the Chicago percussion group Third Coast, known for their collaborative iterations on Glass's compositions.
Now the later piece which is called slactide fills a known commodity and was addressed slightly differently
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"Twyla Tharp contrasts 'In the Upper Room' with 'Slack Tide,' another specific work by Philip Glass, detailing its characteristics and the collaboration with Third Coast. She encourages Andrew to listen to a recording of this work to understand Glass's later style."


