======================== unified (from filesystem) ========================
                                         'bitrate'  '102.755'
                                        'duration'  '116'
                                          'artist'  'Eddie & The Showmen'
                                     'text_people'  ''
                                         'release'  'Cowabunga! - The Surf Box'
                                           'title'  'Mr. Rebel'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-2', 'q-chart-3', 'q-drums-3', 'q-other-4', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['surf', 'surf rock', 'the vitamin b12', 'psychobilly']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '37'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '84.420'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Cowabunga! - The Surf Box'
'TBPM' (BPM (beats per minute))                     '84.420'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Mr. Rebel'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Eddie & The Showmen'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '37'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['surf', 'surf rock', 'the vitamin b12', 'psychobilly']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.491403'

========================== row from database ==========================
                                              'id'  1317200
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Cowabunga! - The Surf Box/37 - Eddie & The Showmen - Mr. Rebel.mp3
                                         'working'  None
                                         'bitrate'  102
                                    'duration_sec'  116
                                           'genre'  rock-pop-surf
                                        'filesize'  1742746
                                           'mtime'  1620737245
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 37 rock pop surf
                                      'tag_artist'  Eddie & The Showmen
                                     'tag_release'  Cowabunga! - The Surf Box
                                       'tag_title'  Mr. Rebel
                                             'bpm'  84.42
                                    'search_title'  'mr':1,2 'rebel':3
                                   'search_artist'  'eddie':1 'showmen':3 'the':2
                                  'search_release'  'box':4 'cowabunga':1 'surf':3 'the':2
                                     'search_rest'  '00poprockelectronic':1 '37':4 'indierock':3 'pop':6 'poprock':2 'rock':5 'surf':7
                                    'search_combo'  '00poprockelectronic':11 '37':14 'box':10C 'cowabunga':7C 'eddie':4B 'indierock':13 'mr':1A,2A 'pop':16 'poprock':12 'rebel':3A 'rock':15 'showmen':6B 'surf':9C,17 'the':5B,8C
                                    'tag_tracknum'  37
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'surf rock', 'the vitamin b12', 'psychobilly']
                                        'tag_date'  1996
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737244.6443315  (2021-05-11 14:47:24)
                             'size'  1742746