# no pictures here to waste bandwidth on picture spiders
User-agent: psbot
Disallow: /

# exclude spiders that do not understand relative links
User-agent: Charlotte
Disallow: /

# exclude spiders used by no one that seek ancient or bad stuff
User-agent: dotbot
Disallow: /


User-agent: *

Disallow: /icons/
Disallow: /manual/

# spiders don't use authentication
Disallow: /dcc/private/
Disallow: /dcc-demo-cgi-bin/