======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '243'
                                          'artist'  'Marcel Duchamp'
                                     'text_people'  ''
                                         'release'  'Tellus #21: Audio By Visual Artists'
                                           'title'  'Some Texts From "A L\'infinitif"'
                                           '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-1', 'q-other-1', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['dada', 'avant-garde', 'punk', 'crust', 'hardcore']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '140.0'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tellus #21: Audio By Visual Artists'
'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)         'Some Texts From "A L\'infinitif"'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Marcel Duchamp'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '06'
'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:lastfmtags'                                   ['dada', 'avant-garde', 'punk', 'crust', 'hardcore']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.43 dB'
'TXXX:replaygain_track_peak'                        '0.310894'

========================== row from database ==========================
                                              'id'  1502439
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tellus Audio Cassette Magazine/1988 - Tellus #21 - Audio by Visual Artists/06 - Marcel Duchamp - Some Texts From A L_infinitif.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  243
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  6039288
                                           'mtime'  1636915943
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Cassette Magazine 1988 by 06 L_infinitif electronic experimental oddness
                                      'tag_artist'  Marcel Duchamp
                                     'tag_release'  Tellus #21: Audio By Visual Artists
                                       'tag_title'  Some Texts From "A L'infinitif"
                                             'bpm'  140.0
                                    'search_title'  'a':4 'from':3 'infinitif':6 'l':5 'linfinitif':7 'some':1 'texts':2
                                   'search_artist'  'duchamp':2 'marcel':1
                                  'search_release'  '21':2,3 'artists':7 'audio':4 'by':5 'tellus':1 'visual':6
                                     'search_rest'  '1988':3 'by':4 'cassette':1 'electronic':7 'experimental':8 'infinitif':6 'l':5 'magazine':2 'oddness':9
                                    'search_combo'  '1988':19 '21':11C,12C 'a':4A 'artists':16C 'audio':13C 'by':14C,20 'cassette':17 'duchamp':9B 'electronic':23 'experimental':24 'from':3A 'infinitif':6A,22 'l':5A,21 'linfinitif':7A 'magazine':18 'marcel':8B 'oddness':25 'some':1A 'tellus':10C 'texts':2A 'visual':15C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['dada', 'avant-garde', 'punk', 'crust', 'hardcore']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636915943.0910802  (2021-11-14 19:52:23)
                             'size'  6039288