======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '123'
                                          'artist'  'Roger Powell'
                                     'text_people'  ''
                                         'release'  "Serge Musician's Tape"
                                           'title'  'Auroramor (excerpt)'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
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 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
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                                      'lastfmtags'  "['electronic', 'eclectonia', 'progressive rock', 'usa', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '23'
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '104.6'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Serge Musician's Tape"
'TBPM' (BPM (beats per minute))                     '104.6'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '1983'
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         'Auroramor (excerpt)'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'Cassette'
'TPE1' (Lead performer(s)/Soloist(s))               'Roger Powell'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Serge Modular Music Systems'
'TRCK' (Track number/Position in set)               '7/23'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Powell, Roger'
'TXXX:Artists'                                      'Roger Powell'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'f8c04fa1-407e-4014-9837-fd087422fe97'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'promotion'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'a58fe38f-c956-4453-ab0f-f698bb2fca30'
'TXXX:MusicBrainz Release Group Id'                 '7bddb04d-ac8f-4093-b7c8-395f7757da0b'
'TXXX:MusicBrainz Release Track Id'                 '9cb281aa-71b9-3a2c-a898-d1e55cda4d0b'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['electronic', 'eclectonia', 'progressive rock', 'usa', 'rock']
'TXXX:originalyear'                                 '1983'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.91 dB'
'TXXX:replaygain_track_peak'                        '0.518469'
'TXXX:tracknum'                                     '06'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b7324a24-dd63-405c-bc04-2d8e9f2d6ff7')

========================== row from database ==========================
                                              'id'  1533084
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Alvin Curran - Serge Musician_s Tape/06 - Auroramor [excerpt] [by Roger Powell, 1983].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  123
                                           'genre'  electronic-experimental
                                        'filesize'  2961319
                                           'mtime'  1636916786
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Alvin Curran Musician_s 06 [excerpt] [by Powell, 1983] electronic experimental
                                      'tag_artist'  Roger Powell
                                     'tag_release'  Serge Musician's Tape
                                       'tag_title'  Auroramor (excerpt)
                                             'bpm'  104.6
                                    'search_title'  'auroramor':1 'excerpt':2,3
                                   'search_artist'  'powell':2 'roger':1
                                  'search_release'  'musician':2 'musicians':4 's':3 'serge':1 'tape':5
                                     'search_rest'  '1983':11,12 'alvin':1 'by':7,8 'curran':2 'electronic':13 'excerpt':5,6 'experimental':14 'musician':3 'powell':9,10 's':4
                                    'search_combo'  '1983':21,22 'alvin':11 'auroramor':1A 'by':17,18 'curran':12 'electronic':23 'excerpt':2A,3A,15,16 'experimental':24 'musician':7C,13 'musicians':9C 'powell':5B,19,20 'roger':4B 's':8C,14 'serge':6C 'tape':10C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'eclectonia', 'progressive rock', 'usa', 'rock']
                                        'tag_date'  1983
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916785.5813057  (2021-11-14 20:06:25)
                             'size'  2961319