======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '182'
                                          'artist'  'The Detergents'
                                     'text_people'  ''
                                         'release'  'Ghouls With Attitude - Disc 2'
                                           'title'  "Igor's Cellar"
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['parody', 'pop', 'rock', 'garage punk', 'type: horror oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'set-th-novelty'
                                             'bpm'  '143.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ghouls With Attitude - Disc 2'
'TBPM' (BPM (beats per minute))                     '143.1'
'TCON' (Content type, a.k.a. Genre)                 'set-th-novelty'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         "Igor's Cellar"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Detergents'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['parody', 'pop', 'rock', 'garage punk', 'type: horror oldies']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.19 dB'
'TXXX:replaygain_track_peak'                        '0.365641'

========================== row from database ==========================
                                              'id'  719899
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/AAVV - ghouls with attitude vol. 2/12 - the detergents - igors cellar.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  182
                                           'genre'  set-th-novelty
                                        'filesize'  4371995
                                           'mtime'  1620343145
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm AAVV ghouls with attitude vol. 12 the detergents igors cellar set novelty
                                      'tag_artist'  The Detergents
                                     'tag_release'  Ghouls With Attitude - Disc 2
                                       'tag_title'  Igor's Cellar
                                             'bpm'  143.1
                                    'search_title'  'cellar':4 'igor':1 'igors':3 's':2
                                   'search_artist'  'detergents':2 'the':1
                                  'search_release'  '2':5 'attitude':3 'disc':4 'ghouls':1 'with':2
                                     'search_rest'  'aavv':1 'attitude':4 'cellar':10 'detergents':8 'ghouls':2 'igors':9 'novelty':12 'set':11 'the':7 'vol':5,6 'with':3
                                    'search_combo'  '2':11C 'aavv':12 'attitude':9C,15 'cellar':4A,21 'detergents':6B,19 'disc':10C 'ghouls':7C,13 'igor':1A 'igors':3A,20 'novelty':23 's':2A 'set':22 'the':5B,18 'vol':16,17 'with':8C,14
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['parody', 'pop', 'rock', 'garage punk', 'type: horror oldies']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343145.3973835  (2021-05-07 01:19:05)
                             'size'  4371995