======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '118'
                                          'artist'  'MKB Fraction Provisoire / Lucrate Milk'
                                     'text_people'  'Lucrate Milk'
                                         'release'  'Split'
                                           'title'  'Magnum'
                                           'quals'  ("['Q-HAP-2', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'q-bass-3', 'q-drums-4', "
 "'q-other-2', 'q-piano-1', 'q-vocals-3', 'Q-UNU-3', 'Q-PLAY-3', 'Q-CHART-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-LOCALNESS-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  '17'
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '95.1'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Split'
'TBPM' (BPM (beats per minute))                     '95.1'
'TCOM' (Composer)                                   'Lucrate Milk'
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         'Magnum'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lucrate Milk'
'TPE2' (Band/orchestra/accompaniment)               'MKB Fraction Provisoire / Lucrate Milk'
'TPUB' (Publisher)                                  'Studios WW'
'TRCK' (Track number/Position in set)               '06/17'
'TXXX:DISCOGS_ARTIST_LINK'                          'Lucrate%20Milk'
'TXXX:DISCOGS_CATALOG'                              'WW 3326'
'TXXX:DISCOGS_COUNTRY'                              'France'
'TXXX:DISCOGS_LABEL_LINK'                           'Studios%20WW'
'TXXX:DISCOGS_ORIGINAL_TRACK_NUMBER'                '06'
'TXXX:DISCOGS_RELEASED'                             '1983'
'TXXX:DISCOGS_RELEASE_ID'                           '1100629'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '3'
'TXXX:STYLE'                                        'Punk'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-4.65 dB'
'TXXX:replaygain_track_peak'                        '1.022861'

========================== row from database ==========================
                                              'id'  1536890
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Split (Lucrate Milk)/06 Magnum.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  118
                                           'genre'  
                                        'filesize'  4995111
                                           'mtime'  1678464965
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk (Lucrate Milk) 06
                                      'tag_artist'  MKB Fraction Provisoire / Lucrate Milk
                                     'tag_release'  Split
                                       'tag_title'  Magnum
                                             'bpm'  95.1
                                    'search_title'  'magnum':1
                                   'search_artist'  'fraction':2 'lucrate':4 'milk':5 'mkb':1 'provisoire':3
                                  'search_release'  'split':1
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 'disco':3 'lucrate':6,7 'milk':8,9 'postpunk':5 'waves':2
                                    'search_combo'  '00newwave':11 '00poprockelectronic':8 'disco':10 'fraction':3B 'lucrate':5B,13,14 'magnum':1A 'milk':6B,15,16 'mkb':2B 'postpunk':12 'provisoire':4B 'split':7C 'waves':9
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HAP-2', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'q-bass-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'Q-UNU-3', 'Q-PLAY-3', 'Q-CHART-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-LOCALNESS-1']
                                      'lastfmtags'  []
                                        'tag_date'  1983
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678464965.4796686  (2023-03-10 17:16:05)
                             'size'  4995111