git-svn-id: https://jules.scsys.co.uk/repository/shadowcat-code/scratchpad/matthewt/sig/lib@1143
8a6f57db-631f-0410-b083-dc7c4259d016
< thrig> perl -E 'say join q{.}, reverse split /[.]/, shift' ...
< derf0> ${(j:.:)${(Oas:.:)input}}
< thrig> that perl! line noise, I tell you.
+%
+< jayne> linux's formula for load average is something like
+ iowait+cpu+/dev/random
+< niko> s/dev\/random/kde/