Ubiquitous Computing a Mark Weiser The most profound technologies are those that disappear. They weave themselves into the fabric of everyday life until they are indistinguishable from it. 2021/2/22021/2/2 5 Ubiquitous Computing ◼ Mark Weiser: The most profound technologies are those that disappear. They weave themselves into the fabric of everyday life until they are indistinguishable from it