======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '273'
                                          'artist'  'Wax Tailor'
                                     'text_people'  ''
                                         'release'  'Nuit Zébrée Olympic Nantes'
                                           'title'  'Piste 10-12'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-3', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['french', 'downtempo', 'trip hop', 'hip hop', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '114.934'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '960E300C+272573+12+150+10822'
'TALB' (Album/Movie/Show title)                     'Nuit Zébrée Olympic Nantes'
'TBPM' (BPM (beats per minute))                     '114.934'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Piste 10-12'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Wax Tailor'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['french', 'downtempo', 'trip hop', 'hip hop', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.15 dB'
'TXXX:replaygain_track_peak'                        '0.575370'

========================== row from database ==========================
                                              'id'  1322793
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Wax Tailor/Nuit/10 Piste 10-12.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  273
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  10921260
                                           'mtime'  1620592625
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism hip hop rnb rap turntablism
                                      'tag_artist'  Wax Tailor
                                     'tag_release'  Nuit Zébrée Olympic Nantes
                                       'tag_title'  Piste 10-12
                                             'bpm'  114.934
                                    'search_title'  '10':2 '1012':4 '12':3 'piste':1
                                   'search_artist'  'tailor':2 'wax':1
                                  'search_release'  'nantes':5 'nuit':1 'olympic':4 'zebree':2,3
                                     'search_rest'  'hip':5 'hiphop':1 'hop':6 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  '10':2A '1012':4A '12':3A 'hip':16 'hiphop':12 'hop':17 'nantes':11C 'nuit':7C 'olympic':10C 'piste':1A 'rap':13 'rnb':14 'tailor':6B 'turntablism':15 'wax':5B 'zebree':8C,9C
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['french', 'downtempo', 'trip hop', 'hip hop', 'electronic']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592624.9434228  (2021-05-09 22:37:04)
                             'size'  10921260