Firefox's keyword feature takes a single parameter (denoted %s in the search url) and replaces it with everything but the first word of your query, so it won't use Google's I'm Feeling Lucky feature unless you enter something where the first word hasn't been defined as a search keyword.

What AC meant is that Linux is perfect for a particular "Grandma" use case, not perfect in all ways.

Sorry, RailCorp, facts aren't copyrightable. As long as the developer of Transit Sydney uses a presentation or layout that differs from that used by Rail Corporation, their claim is not valid.
IANAL.

Actually, couldn't you make a backup copy of the movie for yourself on a DVD (as I believe you are entitled to do (or at least ought to be)), erase the movie on the disc, then sell someone the DVD?