======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '356'
                                          'artist'  'Felix Cartal'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "L'Amour"
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', "
 "'q-other-3', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['electro', 'electronic', 'dirty electro', 'canadian', 'house']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '130.063'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00002577 00002049 0001A843 0000B1A2 00033BF5 0003A7B6 000088C5 00008C02 '
 '00052D1A 0001CD87')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000075F 0000000000EFC391 00000000 00D960FB 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TBPM' (BPM (beats per minute))                     '130.063'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TENC' (Encoded by)                                 'iTunes v7.2'
'TIT2' (Title/songname/content description)         "L'Amour"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Felix Cartal'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electro', 'electronic', 'dirty electro', 'canadian', 'house']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.49 dB'
'TXXX:replaygain_track_peak'                        '0.380766'

========================== row from database ==========================
                                              'id'  1518223
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Felix Cartal - L_amour.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  356
                                           'genre'  electronic-unsorted
                                        'filesize'  14256612
                                           'mtime'  1636910421
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] L_amour electronic unsorted
                                      'tag_artist'  Felix Cartal
                                     'tag_release'  None
                                       'tag_title'  L'Amour
                                             'bpm'  130.063
                                    'search_title'  'amour':2 'l':1 'lamour':3
                                   'search_artist'  'cartal':2 'felix':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'amour':8 'electronic':9 'files':5,6 'l':7 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':6 'amour':2A,13 'cartal':5B 'electronic':14 'felix':4B 'files':10,11 'l':1A,12 'lamour':3A 'loose':8,9 'unsorted':7
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electro', 'electronic', 'dirty electro', 'canadian', 'house']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636910421.2235775  (2021-11-14 18:20:21)
                             'size'  14256612