New feature: zeroconf networking by default, please test

[Sivan Greenberg]

Martin Pitt wrote:
> This feature provides the basis for the more exciting features like
> automatic network service discovery. We now enable Avahi in the
> default installation, thus you will automatically see resources shared
> by other network computers, such as Music (if you have rhythmbox open
> and enabled sharing of your files), files (if you use
> gnome-user-share), available web servers (if you configure

So my machine would be found and accessed from the local link network 
*only* if I actively enable a service? Are there any "by-default" 
services that could be up and running without user's knowledge and 
potentially allow data theft or exploitation if circumvented ?

Sivan