======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '327'
                                          'artist'  "Albert Ret's Police Rip"
                                     'text_people'  ''
                                         'release'  'SNX - Face Catholique'
                                           'title'  'Lonely Vigile At...'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-1', 'q-drums-1', 'q-other-4', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['jazz', 'alternative', 'avant-garde']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '13'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '102.4'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'hawai 006'
'TALB' (Album/Movie/Show title)                     'SNX - Face Catholique'
'TBPM' (BPM (beats per minute))                     '102.4'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Lonely Vigile At...'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               "Albert Ret's Police Rip"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/5'
'TRCK' (Track number/Position in set)               '2/13'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['jazz', 'alternative', 'avant-garde']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.40 dB'
'TXXX:replaygain_track_peak'                        '0.499268'

========================== row from database ==========================
                                              'id'  1522322
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/lp 2 - face catholique   face dépressive/C2. Albert Ret_s Police Rip - Lonely Vigile At The Morgue.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  327
                                           'genre'  electronic-experimental
                                        'filesize'  13180182
                                           'mtime'  1636917337
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm lp 2 face catholique face dépressive C2. Ret_s The Morgue electronic experimental
                                      'tag_artist'  Albert Ret's Police Rip
                                     'tag_release'  SNX - Face Catholique
                                       'tag_title'  Lonely Vigile At...
                                             'bpm'  102.4
                                    'search_title'  'at':3,4 'lonely':1 'vigile':2
                                   'search_artist'  'albert':1 'police':5 'ret':2 'rets':4 'rip':6 's':3
                                  'search_release'  'catholique':3 'face':2 'snx':1
                                     'search_rest'  '2':2 'c2':7,8 'catholique':4 'depressive':5,6 'electronic':13 'experimental':14 'face':3 'lp':1 'morgue':12 'ret':9 's':10 'the':11
                                    'search_combo'  '2':15 'albert':5B 'at':3A,4A 'c2':20,21 'catholique':13C,17 'depressive':18,19 'electronic':26 'experimental':27 'face':12C,16 'lonely':1A 'lp':14 'morgue':25 'police':9B 'ret':6B,22 'rets':8B 'rip':10B 's':7B,23 'snx':11C 'the':24 'vigile':2A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', '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-4', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'alternative', 'avant-garde']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636917336.8339782  (2021-11-14 20:15:36)
                             'size'  13180182