======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '92'
                                          'artist'  'Dead Kennedys'
                                     'text_people'  ''
                                         'release'  'Bedtime for Democracy'
                                           'title'  'A Commercial'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['political', 'punk rock', 'hardcore punk', 'punk', 'hardcore']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '21'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '115.854'
                                             'key'  '7A'
                                        'acoustid'  'e563011f-e271-49ad-bb5e-64f58c07c72d'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Bedtime for Democracy'
'TBPM' (BPM (beats per minute))                     '115.854'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDOR' (Original release time)                      '1986'
'TDRC' (Recording time)                             '2008-08-27'
'TIT2' (Title/songname/content description)         'A Commercial'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Dead Kennedys'
'TPE2' (Band/orchestra/accompaniment)               'Dead Kennedys'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Imperial Records/Imperial Records'
'TRCK' (Track number/Position in set)               '14/21'
'TSO2'                                              'Dead Kennedys'
'TSOP' (Performer sort order)                       'Dead Kennedys'
'TXXX:Acoustid Id'                                  'e563011f-e271-49ad-bb5e-64f58c07c72d'
'TXXX:BARCODE'                                      '4988004107955'
'TXXX:CATALOGNUMBER'                                'TECI-26496/VIRUS 50'
'TXXX:MusicBrainz Album Artist Id'                  '37c78aeb-d196-42b5-b991-6afb4fc9bc2e'
'TXXX:MusicBrainz Album Id'                         '42d643d1-3ac4-4dc1-8477-3fb79025f8a8'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '37c78aeb-d196-42b5-b991-6afb4fc9bc2e'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['political', 'punk rock', 'hardcore punk', 'punk', 'hardcore']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.26 dB'
'TXXX:replaygain_track_peak'                        '0.586801'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'cd26213d-9913-45f6-b201-8b8120577b49')

========================== row from database ==========================
                                              'id'  1418518
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Dead Kennedys/Dead Kennedys - Bedtime For Democracy (F)/Dead Kennedys - A Commercial.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  92
                                           'genre'  rock-gr-punk
                                        'filesize'  1480648
                                           'mtime'  1622658951
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner For (F) rock gr punk
                                      'tag_artist'  Dead Kennedys
                                     'tag_release'  Bedtime for Democracy
                                       'tag_title'  A Commercial
                                             'bpm'  115.854
                                    'search_title'  'a':1 'commercial':2
                                   'search_artist'  'dead':1 'kennedys':2
                                  'search_release'  'bedtime':1 'democracy':3 'for':2
                                     'search_rest'  'f':6,7 'for':5 'garage':2 'gr':9 'punk':1 'rock':8 'stoner':4 'surf':3
                                    'search_combo'  'a':1A 'bedtime':5C 'commercial':2A 'dead':3B 'democracy':7C 'f':13,14 'for':6C,12 'garage':9 'gr':16 'kennedys':4B 'punk':8 'rock':15 'stoner':11 'surf':10
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['political', 'punk rock', 'hardcore punk', 'punk', 'hardcore']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622658950.9374316  (2021-06-02 20:35:50)
                             'size'  1480648