======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '269'
                                          'artist'  'Rainer Linz'
                                     'text_people'  ''
                                         'release'  'SNX - Face Dépressive'
                                           'title'  'Colour TV Song'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', "
 "'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-2']")
                                      'lastfmtags'  "['experimental', 'avant-garde', 'dadaism']"
                                     'discogstags'  "['illbient', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '138.5'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'hawai 006'
'TALB' (Album/Movie/Show title)                     'SNX - Face Dépressive'
'TBPM' (BPM (beats per minute))                     '138.5'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Colour TV Song'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Rainer Linz'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/5'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['illbient', 'electronic']
'TXXX:lastfmtags'                                   ['experimental', 'avant-garde', 'dadaism']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.64 dB'
'TXXX:replaygain_track_peak'                        '0.595025'

========================== row from database ==========================
                                              'id'  727235
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/lp 2 - face catholique   face dépressive/D6. Rainer Linz - Colour TV Song.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  269
                                           'genre'  loc-unsorted
                                        'filesize'  10878233
                                           'mtime'  1620400261
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm lp 2 face catholique face dépressive D6. loc unsorted
                                      'tag_artist'  Rainer Linz
                                     'tag_release'  SNX - Face Dépressive
                                       'tag_title'  Colour TV Song
                                             'bpm'  138.5
                                    'search_title'  'colour':1 'song':3 'tv':2
                                   'search_artist'  'linz':2 'rainer':1
                                  'search_release'  'depressive':3,4 'face':2 'snx':1
                                     'search_rest'  '2':2 'catholique':4 'd6':7,8 'depressive':5,6 'face':3 'loc':9 'lp':1 'unsorted':10
                                    'search_combo'  '2':11 'catholique':13 'colour':1A 'd6':16,17 'depressive':8C,9C,14,15 'face':7C,12 'linz':5B 'loc':18 'lp':10 'rainer':4B 'snx':6C 'song':3A 'tv':2A 'unsorted':19
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['experimental', 'avant-garde', 'dadaism']
                                        'tag_date'  1985
                                     'discogstags'  ['illbient', 'electronic']

============================== file details ==============================
                                           'mtime'  1620400260.7291927  (2021-05-07 17:11:00)
                             'size'  10878233