======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '276'
                                          'artist'  "Malle pietje en de bimbo's"
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'xtc'
                                           'quals'  ("['Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-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-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '4'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '100.009'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000B1B 000009DE 00004CC8 00004CDA 0000488D 0000488D 00007B9E 00007F1F '
 '00024849 0000D1B1')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A50 0000000000BA4320 00000000 00546E49 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '4+12E6B21044D49A917C3F595789E8D110+7106750'
'TBPM' (BPM (beats per minute))                     '100.009'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'iTunes v7.0.2'
'TIT2' (Title/songname/content description)         'xtc'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               "Malle pietje en de bimbo's"
'TPE2' (Band/orchestra/accompaniment)               "Malle pietje en de bimbo's"
'TRCK' (Track number/Position in set)               '3/4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.80 dB'
'TXXX:replaygain_track_peak'                        '0.584106'

========================== row from database ==========================
                                              'id'  1529481
                                            'path'  /data/Music/Bulk/00poprockelectronic/Aux Raus/Aux Raus and the Bimbo_s/XTC.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  276
                                           'genre'  rock-unsorted
                                        'filesize'  5539652
                                           'mtime'  1620389215
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Aux Raus Aux Raus and the Bimbo_s XTC rock unsorted
                                      'tag_artist'  Malle pietje en de bimbo's
                                     'tag_release'  None
                                       'tag_title'  xtc
                                             'bpm'  100.009
                                    'search_title'  'xtc':1
                                   'search_artist'  'bimbo':5 'bimbos':7 'de':4 'en':3 'malle':1 'pietje':2 's':6
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'and':4 'aux':2 'bimbo':6 'raus':3 'rock':9 's':7 'the':5 'unsorted':10 'xtc':8
                                    'search_combo'  '00poprockelectronic':9 'and':12 'aux':10 'bimbo':6B,14 'bimbos':8B 'de':5B 'en':4B 'malle':2B 'pietje':3B 'raus':11 'rock':17 's':7B,15 'the':13 'unsorted':18 'xtc':1A,16
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620389214.7389343  (2021-05-07 14:06:54)
                             'size'  5539652