Calibre 0.8.2 lacks the "Download metadata" richness of newer versions. However, you can use the plugin (built-in) to create uniform cover art for all your CBR files. This makes your library grid view look professional, even on an old monitor.
: Many enthusiasts prefer using KCC alongside Calibre to optimize comic files specifically for E-Ink screens, as Calibre's native conversion can sometimes result in large file sizes or unwanted margins. Calibre 0.8.2 CBR Reader