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Killing the Middlemen in the Rideshare Industry
(www.hamiltonnolan.com)
This is a most excellent place for technology news and articles.
In my suburbs, if there were enough of us around, there was someone who knew the local cab company's number too. Although that was also not great late at night. The issue is that when you are not from the area and don't have someone who knows the number. This is what Uber (mostly) fixed.