======================== unified (from filesystem) ========================
                                         'bitrate'  '206.718'
                                        'duration'  '124'
                                          'artist'  'Operation Ivy'
                                     'text_people'  ''
                                         'release'  'Operation Ivy'
                                           'title'  'Artificial Life'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['ska', 'punk rock', 'punk', 'skacore', 'ska punk']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '27'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk-ska'
                                             'bpm'  '124.2'
                                             'key'  '11B'
                                        'acoustid'  'b7138ae9-1025-4855-a996-cb73926b51fe'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Operation Ivy'
'TBPM' (BPM (beats per minute))                     '124.2'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk-ska'
'TDOR' (Original release time)                      '1991'
'TDRC' (Recording time)                             '2000-03-06'
'TIT2' (Title/songname/content description)         'Artificial Life'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Operation Ivy'
'TPE2' (Band/orchestra/accompaniment)               'Operation Ivy'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '16/27'
'TSO2'                                              'Operation Ivy'
'TSOP' (Performer sort order)                       'Operation Ivy'
'TXXX:Acoustid Id'                                  'b7138ae9-1025-4855-a996-cb73926b51fe'
'TXXX:MusicBrainz Album Artist Id'                  '931e1d1f-6b2f-4ff8-9f70-aa537210cd46'
'TXXX:MusicBrainz Album Id'                         'eed57146-f0ec-4518-aa86-b90d54a257ac'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '931e1d1f-6b2f-4ff8-9f70-aa537210cd46'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['ska', 'punk rock', 'punk', 'skacore', 'ska punk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.56 dB'
'TXXX:replaygain_track_peak'                        '0.401854'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0f30fc75-2835-495c-b5c5-265b2e1f926d')

========================== row from database ==========================
                                              'id'  1356459
                                            'path'  /data/Music/Bulk/00poprockelectronic/Operation Ivy/Energy/16 - operation ivy - artificial life.mp3
                                         'working'  None
                                         'bitrate'  206
                                    'duration_sec'  124
                                           'genre'  rock-gr-punk-ska
                                        'filesize'  3218183
                                           'mtime'  1621695960
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Energy 16 operation ivy artificial life rock gr punk ska
                                      'tag_artist'  Operation Ivy
                                     'tag_release'  Operation Ivy
                                       'tag_title'  Artificial Life
                                             'bpm'  124.2
                                    'search_title'  'artificial':1 'life':2
                                   'search_artist'  'ivy':2 'operation':1
                                  'search_release'  'ivy':2 'operation':1
                                     'search_rest'  '00poprockelectronic':1 'artificial':5 'energy':2 'gr':8 'ivy':4 'life':6 'operation':3 'punk':9 'rock':7 'ska':10
                                    'search_combo'  '00poprockelectronic':7 'artificial':1A,11 'energy':8 'gr':14 'ivy':4B,6C,10 'life':2A,12 'operation':3B,5C,9 'punk':15 'rock':13 'ska':16
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ska', 'punk rock', 'punk', 'skacore', 'ska punk']
                                        'tag_date'  2000
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621695959.9956856  (2021-05-22 17:05:59)
                             'size'  3218183