As We May Think was the classic essay by Vanevaar Bush written 60 years ago in 1945 that introduced the concept of the MEMEX:
"Consider a future device for individual use, which is a sort of mechanized private file and library. It needs a name, and to coin one at random, ``memex'' will do. A memex is a device in which an individual stores all his books, records, and communications, and which is mechanized so that it may be consulted with exceeding speed and flexibility. It is an enlarged intimate supplement to his memory. It consists of a desk....."
Well he got the last bit wrong, take a laptop, a WiFi connection, The Internet and some Web 2.0 applicationsand we're almost there.
***Imported from old blog***