======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '223'
                                          'artist'  'Frank Zappa'
                                     'text_people'  ''
                                         'release'  'Strictly Commercial: The Best of Frank Zappa'
                                           'title'  "Dancin' Fool"
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-OLDST-2', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
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                                      'lastfmtags'  "['classic rock', 'jazz', 'progressive rock', 'experimental', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '19'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-experimental'
                                             'bpm'  '133.4'
                                             'key'  '12A'
                                        'acoustid'  'dfe62e4c-0941-4e31-bdaf-bb32beb733c7'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Strictly Commercial: The Best of Frank Zappa'
'TBPM' (BPM (beats per minute))                     '133.4'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-experimental'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         "Dancin' Fool"
'TKEY' (Initial key)                                '12A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Frank Zappa'
'TPE2' (Band/orchestra/accompaniment)               'Frank Zappa'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Rykodisc'
'TRCK' (Track number/Position in set)               '3/19'
'TSO2'                                              'Zappa, Frank'
'TSOP' (Performer sort order)                       'Zappa, Frank'
'TXXX:ASIN'                                         'B000025YAY'
'TXXX:Acoustid Id'                                  'dfe62e4c-0941-4e31-bdaf-bb32beb733c7'
'TXXX:BARCODE'                                      '014431060021'
'TXXX:CATALOGNUMBER'                                'RCD 40600'
'TXXX:MusicBrainz Album Artist Id'                  'e20747e7-55a4-452e-8766-7b985585082d'
'TXXX:MusicBrainz Album Id'                         'a4b314ac-91d4-434a-a016-49c30ca0446b'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'e20747e7-55a4-452e-8766-7b985585082d'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['classic rock', 'jazz', 'progressive rock', 'experimental', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.13 dB'
'TXXX:replaygain_track_peak'                        '0.739021'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'cd0584d6-cb56-45dc-aa48-03ef8cc3e895')

========================== row from database ==========================
                                              'id'  1498944
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Frank Zappa - 00 - Strictly commercial [256] (1995)/Frank Zappa - 03 - Dancin_ fool.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  223
                                           'genre'  ifs-songwriter-experimental
                                        'filesize'  7155200
                                           'mtime'  1636400789
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 00 commercial [256] (1995) 03 Dancin_ fool ifs songwriter experimental
                                      'tag_artist'  Frank Zappa
                                     'tag_release'  Strictly Commercial: The Best of Frank Zappa
                                       'tag_title'  Dancin' Fool
                                             'bpm'  133.4
                                    'search_title'  'dancin':1,2 'fool':3
                                   'search_artist'  'frank':1 'zappa':2
                                  'search_release'  'best':5 'commercial':2,3 'frank':7 'of':6 'strictly':1 'the':4 'zappa':8
                                     'search_rest'  '00':4 '00singer':1 '1995':8,9 '256':6,7 'commercial':5 'dancin':10 'eos':3 'experimental':13 'fool':11 'ifs':12 'songwriter':2
                                    'search_combo'  '00':17 '00singer':14 '1995':21,22 '256':19,20 'best':10C 'commercial':7C,8C,18 'dancin':1A,2A,23 'eos':16 'experimental':26 'fool':3A,24 'frank':4B,12C 'ifs':25 'of':11C 'songwriter':15 'strictly':6C 'the':9C 'zappa':5B,13C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['classic rock', 'jazz', 'progressive rock', 'experimental', 'rock']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400788.8363457  (2021-11-08 20:46:28)
                             'size'  7155200