======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '244'
                                          'artist'  'Dead Kennedys'
                                     'text_people'  ''
                                         'release'  'Frankenchrist'
                                           'title'  'Jock'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['political', 'punk rock', 'hardcore punk', 'punk', 'hardcore']"
                                     'discogstags'  "['rock', 'alternative rock', 'hardcore', 'punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1986'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '112.258'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Frankenchrist'
'TBPM' (BPM (beats per minute))                     '112.258'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '1986'
'TIT2' (Title/songname/content description)         'Jock'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dead Kennedys'
'TRCK' (Track number/Position in set)               '6'
'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:discogstags'                                  ['rock', 'alternative rock', 'hardcore', 'punk']
'TXXX:lastfmtags'                                   ['political', 'punk rock', 'hardcore punk', 'punk', 'hardcore']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'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'                        '+0.11 dB'
'TXXX:replaygain_track_peak'                        '0.699551'

========================== row from database ==========================
                                              'id'  1420576
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Dead Kennedys/Dead Kennedys - Frankenchrist (F)/Dead Kennedys - Jock-O-Rama (Invasion of the Beef Patrol).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  244
                                           'genre'  rock-gr-punk
                                        'filesize'  3915343
                                           'mtime'  1622658954
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner (F) O Rama (Invasion of the Beef Patrol) rock gr punk
                                      'tag_artist'  Dead Kennedys
                                     'tag_release'  Frankenchrist
                                       'tag_title'  Jock
                                             'bpm'  112.258
                                    'search_title'  'jock':1
                                   'search_artist'  'dead':1 'kennedys':2
                                  'search_release'  'frankenchrist':1
                                     'search_rest'  'beef':13 'f':5,6 'garage':2 'gr':17 'invasion':9,10 'o':7 'of':11 'patrol':14,15 'punk':1 'rama':8 'rock':16 'stoner':4 'surf':3 'the':12
                                    'search_combo'  'beef':17 'dead':2B 'f':9,10 'frankenchrist':4C 'garage':6 'gr':21 'invasion':13,14 'jock':1A 'kennedys':3B 'o':11 'of':15 'patrol':18,19 'punk':5 'rama':12 'rock':20 'stoner':8 'surf':7 'the':16
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['political', 'punk rock', 'hardcore punk', 'punk', 'hardcore']
                                        'tag_date'  1986
                                     'discogstags'  ['rock', 'alternative rock', 'hardcore', 'punk']

============================== file details ==============================
                                           'mtime'  1622658953.5429223  (2021-06-02 20:35:53)
                             'size'  3915343