======================== unified (from filesystem) ========================
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                                        'duration'  '162'
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                                           'title'  'Robots One, Humans Zero'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
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                                      'lastfmtags'  "['ska punk', 'punk rock', 'ska', 'punk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  '2004'
                                        'comments'  ''
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                                             'key'  '11B'
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rest: ''

======================== rawer (from filesystem) ========================

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'TBPM' (BPM (beats per minute))                     '98'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk-ska'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-09-17'
'TIT2' (Title/songname/content description)         'Robots One, Humans Zero'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Less Than Jake'
'TPE2' (Band/orchestra/accompaniment)               'Less Than Jake'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Big Mouth JPN'
'TRCK' (Track number/Position in set)               '11/12'
'TSO2'                                              'Less Than Jake'
'TSOP' (Performer sort order)                       'Less Than Jake'
'TXXX:Acoustid Id'                                  '4cd1e29a-1a58-4f2e-b0c9-81e6476257c2'
'TXXX:Artists'                                      'Less Than Jake'
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'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Qaaa'
'TXXX:lastfmtags'                                   ['ska punk', 'punk rock', 'ska', 'punk', 'rock']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
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'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.15 dB'
'TXXX:replaygain_track_peak'                        '0.327873'
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00poprockelectronic/Less Than Jake/b is for b-sides/11-less_than_jake-robots_one_humans_zero-ice.mp3
                                         'working'  None
                                         'bitrate'  243
                                    'duration_sec'  162
                                           'genre'  rock-gr-punk-ska
                                        'filesize'  4971660
                                           'mtime'  1621637854
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic is 11 less_than_jake robots_one_humans_zero ice rock gr punk ska
                                      'tag_artist'  Less Than Jake
                                     'tag_release'  B Is for B-sides
                                       'tag_title'  Robots One, Humans Zero
                                             'bpm'  98.0
                                    'search_title'  'humans':4 'one':2,3 'robots':1 'zero':5
                                   'search_artist'  'jake':3 'less':1 'than':2
                                  'search_release'  'b':1,4 'bsides':6 'for':3 'is':2 'sides':5
                                     'search_rest'  '00poprockelectronic':1 'gr':12 'humans':8 'ice':10 'is':2 'jake':5 'less':3 'one':7 'punk':13 'robots':6 'rock':11 'ska':14 'than':4 'zero':9
                                    'search_combo'  '00poprockelectronic':15 'b':9C,12C 'bsides':14C 'for':11C 'gr':26 'humans':4A,22 'ice':24 'is':10C,16 'jake':8B,19 'less':6B,17 'one':2A,3A,21 'punk':27 'robots':1A,20 'rock':25 'sides':13C 'ska':28 'than':7B,18 'zero':5A,23
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['ska punk', 'punk rock', 'ska', 'punk', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621637853.8775768  (2021-05-22 00:57:33)
                             'size'  4971660