At least Google Groups doesn't expose your email address to the world, while it appears Librelist does (check out the archives here: http://librelist.com/browse

At least Google Groups doesn't expose your email address to the world, while it appears Librelist does (check out the archives here: http://librelist.com/browser/ http://librelist.com/browser/). If you're on a librelist list, you're asking to be spammed.