Comment Re:Methodological Problem in Summary? (Score 1) 28
Because Earth's orbit didn't intersect with the comet's orbit until recently when Jupiter's gravity altered it. RTFA
No-IP is a great free dynamic DNS alternative http://noip.co/1jVi5th
their free service also requires you to sign in every month. I'd suggest a service like http://freedns.afraid.org/ which is completely free and doesn't require monthly logins to keep your account active.
To do nothing is to be nothing.