Perhaps during a signature update - having the number of Adverts removed, Bandwidth Saved, and Counter date - being "backed up" to AdMuncher Server - so a PC Rebuild/Crash doesn't require a restart from zero.
Ad Muncher used to do something like this but people objected to what they saw as a privacy invasion by the (anonymous) numbers being sent to our server.
It's probably worth considering again if enough people take an interest. I'd certainly enjoy it for my stats.