gem install previews

previews PACKAGE [options]

Options:
    -d, --sort-date DIRECTION        Sort reviews by date. DIRECTION could be DESC or ASC
    -t, --sort-rating DIRECTION      Sort reviews by rating. DIRECTION could be DESC or ASC
    -u, --sort-usefulness DIRECTION  Sort reviews by usefulness. DIRECTION could be DESC or ASC
                                     Default is DESC
    -s, --[no-]less                  Set `less` for displaying reviews. By default it is true
    -l, --lang LANGUAGE              Set language of reviews. Default is en
    -r, --release RELEASE            Set the release for package. Default is oneiric
    -f, --fields A,B,C               Set the fields you want to display.
                                     Available fields: origin, rating, app_name, language, reviewer_username, reviewer_displayname, summary, review_text, version, date_created, package_name, distroseries
    -h, --help                       Show this message

previews vlc --sort-rating asc --lang es