======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '238'
                                          'artist'  'Pierre Perret'
                                     'text_people'  ''
                                         'release'  'Tellus #20: Media Myth'
                                           'title'  'Gaïa, La Terre (excerpt)'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-3', 'q-other-4', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  ("['chanson francaise', 'french', 'chanson française', 'pierre perret', "
 "'humour']")
                                     'discogstags'  "['field recording', 'electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '140.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tellus #20: Media Myth'
'TBPM' (BPM (beats per minute))                     '140.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'Gaïa, La Terre (excerpt)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pierre Perret'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  ['field recording', 'electronic', 'ambient']
'TXXX:lastfmtags'                                   ['chanson francaise', 'french', 'chanson française', 'pierre perret', 'humour']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.42 dB'
'TXXX:replaygain_track_peak'                        '0.881974'

========================== row from database ==========================
                                              'id'  280546
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tellus Audio Cassette Magazine/1988 - Tellus #20 - Media Myth/02 - Pierre Perret - Gaïa, La Terre (excerpt).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  238
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  5761281
                                           'mtime'  1636915932
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Audio Cassette Magazine 1988 02 electronic experimental oddness
                                      'tag_artist'  Pierre Perret
                                     'tag_release'  Tellus #20: Media Myth
                                       'tag_title'  Gaïa, La Terre (excerpt)
                                             'bpm'  140.0
                                    'search_title'  'excerpt':7,8 'gaia':1,2,3,4 'la':5 'terre':6
                                   'search_artist'  'perret':2 'pierre':1
                                  'search_release'  '20':2,3 'media':4 'myth':5 'tellus':1
                                     'search_rest'  '1988':4 'audio':1 'cassette':2 'electronic':5 'experimental':6 'magazine':3 'oddness':7
                                    'search_combo'  '1988':19 '20':12C,13C 'audio':16 'cassette':17 'electronic':20 'excerpt':7A,8A 'experimental':21 'gaia':1A,2A,3A,4A 'la':5A 'magazine':18 'media':14C 'myth':15C 'oddness':22 'perret':10B 'pierre':9B 'tellus':11C 'terre':6A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['chanson francaise', 'french', 'chanson française', 'pierre perret', 'humour']
                                        'tag_date'  1988
                                     'discogstags'  ['field recording', 'electronic', 'ambient']

============================== file details ==============================
                                           'mtime'  1636915932.2817073  (2021-11-14 19:52:12)
                             'size'  5761281