======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '163'
                                          'artist'  'Rancid'
                                     'text_people'  ''
                                         'release'  'Rudeboys in Germany'
                                           'title'  'Timebomb'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['ska punk', 'punk rock', 'rock', 'punk', 'ska']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-gr-punk;rock-gr-punk-ska'
                                             'bpm'  '107.607'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Rudeboys in Germany'
'TBPM' (BPM (beats per minute))                     '107.607'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-punk', 'rock-gr-punk-ska']
'TIT2' (Title/songname/content description)         'Timebomb'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rancid'
'TRCK' (Track number/Position in set)               '08'
'TXXX:Mp3gain_minmax'                               '139,191'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'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:lastfmtags'                                   ['ska punk', 'punk rock', 'rock', 'punk', 'ska']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.29 dB'
'TXXX:replaygain_track_peak'                        '0.551115'

========================== row from database ==========================
                                              'id'  1309550
                                            'path'  /data/Music/Bulk/00poprockelectronic/Rancid/Rudeboys In Germany/Rancid - Timebomb - 08.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  163
                                           'genre'  rock-gr-punk;rock-gr-punk-ska
                                        'filesize'  1968461
                                           'mtime'  1636912611
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic In 08 rock gr punk;rock gr punk ska
                                      'tag_artist'  Rancid
                                     'tag_release'  Rudeboys in Germany
                                       'tag_title'  Timebomb
                                             'bpm'  107.607
                                    'search_title'  'timebomb':1
                                   'search_artist'  'rancid':1
                                  'search_release'  'germany':3 'in':2 'rudeboys':1
                                     'search_rest'  '00poprockelectronic':1 'gr':4 'in':2 'punk':5,7,9 'rock':3,6,8 'ska':10
                                    'search_combo'  '00poprockelectronic':6 'germany':5C 'gr':9 'in':4C,7 'punk':10,12,14 'rancid':2B 'rock':8,11,13 'rudeboys':3C 'ska':15 'timebomb':1A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  11A
                                           '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-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['ska punk', 'punk rock', 'rock', 'punk', 'ska']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912610.6246543  (2021-11-14 18:56:50)
                             'size'  1968461