I like this footsteps idea. For privacy, obviously sometimes some people would want this totally turned off... Might need a special "mudtracks" flag. This flag tells people whether the room will permanently log and share their visit. Hmmm (hivelink)
Mudtracks Off (Your visit to this node is not logged in our database. It is still potentially logged by other parts of this communication network outside our direct control.)
(hivelink)no youtube