======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '198'
                                          'artist'  'The Zutons'
                                     'text_people'  ''
                                         'release'  'Who Killed The Zutons?'
                                           'title'  'Remember Me'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'british', 'indie rock', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock;ifs-songwriter-indie-pop;rock-pop-indie'
                                             'bpm'  '146.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Who Killed The Zutons?'
'TBPM' (BPM (beats per minute))                     '146.0'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-rock', 'ifs-songwriter-indie-pop', 'rock-pop-indie']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Remember Me'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '198000'
'TPE1' (Lead performer(s)/Soloist(s))               'The Zutons'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'british', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.391138'

========================== row from database ==========================
                                              'id'  1362258
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/The Zutons/Who Killed The Zutons/11 remember me.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  198
                                           'genre'  ifs-songwriter-indie-rock;ifs-songwriter-indie-pop;rock-pop-indie
                                        'filesize'  4762804
                                           'mtime'  1621696841
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 11 remember ifs songwriter indie rock;ifs songwriter indie pop;rock pop indie
                                      'tag_artist'  The Zutons
                                     'tag_release'  Who Killed The Zutons?
                                       'tag_title'  Remember Me
                                             'bpm'  146.0
                                    'search_title'  'me':2 'remember':1
                                   'search_artist'  'the':1 'zutons':2
                                  'search_release'  'killed':2 'the':3 'who':1 'zutons':4
                                     'search_rest'  '00poprockelectronic':1 'ifs':5,9,11 'indie':7 'indierock':3 'pop':12,14,16 'poprock':2 'remember':4 'rock':8,10,13,15 'songwriter':6
                                    'search_combo'  '00poprockelectronic':9 'ifs':13,17,19 'indie':15 'indierock':11 'killed':6C 'me':2A 'pop':20,22,24 'poprock':10 'remember':1A,12 'rock':16,18,21,23 'songwriter':14 'the':3B,7C 'who':5C 'zutons':4B,8C
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'british', 'indie rock', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621696840.5958579  (2021-05-22 17:20:40)
                             'size'  4762804