The presentation included a live jazz band performance and spoken word and rap performances by inmates.

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Reaction to the 90-minute presentation, which also included a performance by Australian musical-comedy trio Tripod, was mixed.

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Purcell acknowledged at an investor presentation in January that share growth and other performance measures had lagged those of peer companies in the last year, and he promised to devote more attention to holding down costs and developing high-growth businesses.

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