Update: For 11.04’s clive version 2.2.13, the youtube video URLs are throwing the following error. error: no match: `(?-xism:fmt_url_map=(.*?)&)' and the solution for this is to pick the package from Ubuntu 11.10 oneiric which is of version 2.2.25-2 as of this writing. Clive is very useful commandline utility to extract video from video websites like ...