HotTown/Smart Spaces/...
http://2g1319.ssvl.kth.se/2001/projects/hottown.html
and http://www.it.kth.se/~theo/
Theo Kanter, Per Lindtorp, Christian Olrog, Gerald Q. Maguire Jr., “Smart Delivery of Multimedia Content for Wireless Applications”, MWCN’2000, Paris, May 2000