Ever wonder what the difference is between ubiquitous computing (ubicomp), pervasive computing, ambient computing, and a plethora of other terms used by researchers to refer to interconnected computing devices embedded into the world around us (hmm, is this a definition?). Albrecht Schmidt takes a crack at making sense of the different terms in this post on his blog.
Also, for the fun of it, try searching “define: pervasive computing” in Google, follow the Wikipedia link, and check out the title.
Andrew Kun