======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '123'
                                          'artist'  'The Stone Roses'
                                     'text_people'  ''
                                         'release'  'In The Studio 2'
                                           'title'  'Alternate Ten Storey Love Song Intro'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'madchester', 'britpop', 'alternative', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '18'
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '142.307'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000075 00000089 000001B0'
'COMM:iTunNORM:eng'                                 (' 00000075 00000089 000001B0 000001DD 00016DB6 000133A7 000026B6 000029CE '
 '00001BC1 00001BC1')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000009D8 000000000052FE18 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '18+A9A7D83EC269E0930667CDDF0BE902D3+3119541'
'TALB' (Album/Movie/Show title)                     'In The Studio 2'
'TBPM' (BPM (beats per minute))                     '142.307'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '1990'
'TENC' (Encoded by)                                 'iTunes v6.0.5'
'TIT2' (Title/songname/content description)         'Alternate Ten Storey Love Song Intro'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Stone Roses'
'TRCK' (Track number/Position in set)               '3/18'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'madchester', 'britpop', 'alternative', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.95 dB'
'TXXX:replaygain_track_peak'                        '0.461845'

========================== row from database ==========================
                                              'id'  1268562
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Stone Roses/Stone Roses - In The Studio 2/03 Alternate Ten Storey Love Song Intro.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  123
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  2963866
                                           'mtime'  1638554826
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 03 ifs songwriter indie rock
                                      'tag_artist'  The Stone Roses
                                     'tag_release'  In The Studio 2
                                       'tag_title'  Alternate Ten Storey Love Song Intro
                                             'bpm'  142.307
                                    'search_title'  'alternate':1 'intro':6 'love':4 'song':5 'storey':3 'ten':2
                                   'search_artist'  'roses':3 'stone':2 'the':1
                                  'search_release'  '2':4 'in':1 'studio':3 'the':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'indie':5 'rock':6 'songwriter':2
                                    'search_combo'  '00singer':14 '2':13C 'alternate':1A 'eos':16 'ifs':17 'in':10C 'indie':18 'intro':6A 'love':4A 'rock':19 'roses':9B 'song':5A 'songwriter':15 'stone':8B 'storey':3A 'studio':12C 'ten':2A 'the':7B,11C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'madchester', 'britpop', 'alternative', 'rock']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638554825.8565817  (2021-12-03 19:07:05)
                             'size'  2963866