Which influential book by William J. Mitchell, published in 1995, anticipated the mixing of physical and digital urban layers?

Answer

City of Bits: Space, Place, and the Infobahn

William J. Mitchell's 1995 book, City of Bits: Space, Place, and the Infobahn, was highly influential in mapping the relationship between technology and physical place leading into the digital era.

Which influential book by William J. Mitchell, published in 1995, anticipated the mixing of physical and digital urban layers?
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