======================== unified (from filesystem) ========================
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '28'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '104'
                                             'key'  '3A'
                                        'acoustid'  'a3cd0311-809a-40d1-8c9e-5c712327218d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Punk-O-Rama, Volume 5'
'TBPM' (BPM (beats per minute))                     '104'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-06-06'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Jeff Abarta']])
'TIT2' (Title/songname/content description)         'Thinking of the Time'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Burning Heads'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Epitaph Europe'
'TRCK' (Track number/Position in set)               '15/28'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Burning Heads'
'TXXX:ASIN'                                         'B00004TKYF'
'TXXX:Acoustid Id'                                  'a3cd0311-809a-40d1-8c9e-5c712327218d'
'TXXX:Artists'                                      'Burning Heads'
'TXXX:BARCODE'                                      '8714092658828'
'TXXX:CATALOGNUMBER'                                '6588-2'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '51a31bf5-6b2d-47b7-8995-8174428e20bd'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'ffbe6832-9ab2-465e-8154-050d3a85b61d'
'TXXX:MusicBrainz Release Group Id'                 '27659549-ad28-3574-b25a-9a6d21668814'
'TXXX:MusicBrainz Release Track Id'                 '502e89b9-ee6a-3806-bfc6-2de321771a6f'
'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'                                   ['punk rock', 'punk', 'french', 'hardcore punk', 'dub']
'TXXX:mood'                                         'Not acoustic/Relaxed/Not happy/Not party/Not aggressive/Electronic/Not sad'
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.352719'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'98b9af63-f9e2-46ff-aeec-ebbff5deddb6')

========================== row from database ==========================
                                              'id'  1476648
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Pennywise - Epitaph/Punk-o-Rama Vol. 5/15 - Burning Heads - Thinking Of The Time.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  139
                                           'genre'  rock-gr-punk
                                        'filesize'  2448335
                                           'mtime'  1622659082
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Pennywise Epitaph Vol. 15 Of The rock gr punk
                                      'tag_artist'  Burning Heads
                                     'tag_release'  Punk-O-Rama, Volume 5
                                       'tag_title'  Thinking of the Time
                                             'bpm'  104.0
                                    'search_title'  'of':2 'the':3 'thinking':1 'time':4
                                   'search_artist'  'burning':1 'heads':2
                                  'search_release'  '5':6 'o':2 'punk':1 'punkorama':4 'rama':3 'volume':5
                                     'search_rest'  'epitaph':6 'garage':2 'gr':12 'of':9 'pennywise':5 'punk':1 'rock':11 'stoner':4 'surf':3 'the':10 'vol':7,8
                                    'search_combo'  '5':12C 'burning':5B 'epitaph':18 'garage':14 'gr':24 'heads':6B 'o':8C 'of':2A,21 'pennywise':17 'punk':7C,13 'punkorama':10C 'rama':9C 'rock':23 'stoner':16 'surf':15 'the':3A,22 'thinking':1A 'time':4A 'vol':19,20 'volume':11C
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['punk rock', 'punk', 'french', 'hardcore punk', 'dub']
                                        'tag_date'  2000
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659081.5933518  (2021-06-02 20:38:01)
                             'size'  2448335