Carnegie Mellon University graduate student David Gray Widder, from Oregon, uses his laptop from a hammock outside the Carnegie Library of Pittsburgh in Oakland on Monday, August 15, 2022. (Vanessa Abbitt/Post-Gazette)
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Carnegie Mellon University graduate student David Gray Widder, from Oregon, uses his laptop from a hammock outside the Carnegie Library of Pittsburgh in Oakland on Monday, August 15, 2022. (Vanessa Abbitt/Post-Gazette)