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It's implied, but not explicitly stated, in paragraph 20:

> Uber moved back to Omaha because "I knew I could go from couch to couch to couch"

"couchsurfing" is a worldwide community of people that is quite different from just going from couch to couch.

"Couch surfing" is a slang term for being homeless (by choice or necessity) and moving from couch to couch. This term predates couchsurfing.com.