======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '222'
                                          'artist'  'Gomez'
                                     'text_people'  'Fearchar N. Maclean/Gomez'
                                         'release'  'Split The Difference'
                                           'title'  'There It Was'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-vocals-4', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['indie', 'alternative', 'british', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'blues rock', 'brit pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '13'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '143.7'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000007BD 0000037B 00009C4F 0000675B 0002FBFA 0002F58D 000082AE 000082CE '
 '00026614 0002FF58')
'COMM:iTunes_CDDB_IDs:eng'                          '13+EF0EB06E489D3E77F78DE6FADC929A4C+3829421'
'TALB' (Album/Movie/Show title)                     'Split The Difference'
'TBPM' (BPM (beats per minute))                     '143.7'
'TCOM' (Composer)                                   'Fearchar N. Maclean/Gomez'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'iTunes v4.5.0.31'
'TIT2' (Title/songname/content description)         'There It Was'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Gomez'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '13/13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'blues rock', 'brit pop']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'british', 'indie rock', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.92 dB'
'TXXX:replaygain_track_peak'                        '0.433243'

========================== row from database ==========================
                                              'id'  1369268
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Gomez - Split The Difference/13 There It Was.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  222
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4445653
                                           'mtime'  1621697239
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 13 ifs songwriter indie rock
                                      'tag_artist'  Gomez
                                     'tag_release'  Split The Difference
                                       'tag_title'  There It Was
                                             'bpm'  143.7
                                    'search_title'  'it':2 'there':1 'was':3
                                   'search_artist'  'gomez':1
                                  'search_release'  'difference':3 'split':1 'the':2
                                     'search_rest'  '00poprockelectronic':1 'ifs':4 'indie':6 'indierock':3 'poprock':2 'rock':7 'songwriter':5
                                    'search_combo'  '00poprockelectronic':8 'difference':7C 'gomez':4B 'ifs':11 'indie':13 'indierock':10 'it':2A 'poprock':9 'rock':14 'songwriter':12 'split':5C 'the':6C 'there':1A 'was':3A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'british', 'indie rock', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  ['rock', 'blues rock', 'brit pop']

============================== file details ==============================
                                           'mtime'  1621697238.6714098  (2021-05-22 17:27:18)
                             'size'  4445653