======================== unified (from filesystem) ========================
                                         'bitrate'  '247.863'
                                        'duration'  '156'
                                          'artist'  'The Hives'
                                     'text_people'  'Randy Fitzsimmons'
                                         'release'  'Tyrannosaurus Hives'
                                           'title'  'b is for brutus'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'garage rock', 'swedish', 'punk', 'rock']"
                                     'discogstags'  "['rock', 'garage rock', 'punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '145.267'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Tyrannosaurus Hives'
'TBPM' (BPM (beats per minute))                     '145.267'
'TCOM' (Composer)                                   'Randy Fitzsimmons'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'Lame 3.90.3'
'TIT2' (Title/songname/content description)         'b is for brutus'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Hives'
'TPE2' (Band/orchestra/accompaniment)               'The Hives'
'TPUB' (Publisher)                                  'Interscope'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'garage rock', 'punk']
'TXXX:lastfmtags'                                   ['indie', 'garage rock', 'swedish', 'punk', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.59 dB'
'TXXX:replaygain_track_peak'                        '0.338488'

========================== row from database ==========================
                                              'id'  1420867
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/The Hives_/Tyrannosaurus Hives/06 b is for brutus.mp3
                                         'working'  None
                                         'bitrate'  247
                                    'duration_sec'  156
                                           'genre'  rock-gr-punk
                                        'filesize'  4850078
                                           'mtime'  1622659160
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Hives_ 06 rock gr punk
                                      'tag_artist'  The Hives
                                     'tag_release'  Tyrannosaurus Hives
                                       'tag_title'  b is for brutus
                                             'bpm'  145.267
                                    'search_title'  'b':1 'brutus':4 'for':3 'is':2
                                   'search_artist'  'hives':2 'the':1
                                  'search_release'  'hives':2 'tyrannosaurus':1
                                     'search_rest'  'garage':2 'gr':7 'hives':5 'punk':1 'rock':6 'stoner':4 'surf':3
                                    'search_combo'  'b':1A 'brutus':4A 'for':3A 'garage':10 'gr':15 'hives':6B,8C,13 'is':2A 'punk':9 'rock':14 'stoner':12 'surf':11 'the':5B 'tyrannosaurus':7C
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  10A
                                           '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-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['indie', 'garage rock', 'swedish', 'punk', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  ['rock', 'garage rock', 'punk']

============================== file details ==============================
                                           'mtime'  1622659159.9529943  (2021-06-02 20:39:19)
                             'size'  4850078