Thinking about unease and Uber more broadly, this writer is lucky enough to live near two hotels in Washington, D.

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Most of Skid Row's inhabitants live in single-room-occupancy hotels, or SROs.

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Many cave dwellings and fairy-chimney chapels have been converted into boutique hotels, where you can live the troglodyte life in luxury.

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Just under half of them continue to live in dilapidated ex-Soviet buildings, such as disused hospitals, hotels and schools.

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Downtown Louisville has undergone a renaissance in recent years, thanks to a handful of new hotels and museums as well as Fourth Street Live , a lively -- though somewhat touristy -- strip between Liberty St. and Muhammad Ali Blvd. with English pubs and piano bars, two-step joints, high-end lounges and restaurants within staggering distance of other attractions.

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