======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '174'
                                          'artist'  'Corky Carroll & The Cool Water'
                                     'text_people'  ''
                                         'release'  'Cowabunga! - The Surf Box'
                                           'title'  'Tan Punks On Boards'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '63'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '130.734'
                                             'key'  '9B'
                                        '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))                     '130.734'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Tan Punks On Boards'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Corky Carroll & The Cool Water'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '63'
'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:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.715823'

========================== row from database ==========================
                                              'id'  1340300
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Cowabunga! - The Surf Box/63 - Corky Carroll & The Cool Water Casuals - Tan Punks On Boards.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  174
                                           'genre'  rock-pop-surf
                                        'filesize'  4450148
                                           'mtime'  1620737257
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 63 Casuals rock pop surf
                                      'tag_artist'  Corky Carroll & The Cool Water
                                     'tag_release'  Cowabunga! - The Surf Box
                                       'tag_title'  Tan Punks On Boards
                                             'bpm'  130.734
                                    'search_title'  'boards':4 'on':3 'punks':2 'tan':1
                                   'search_artist'  'carroll':2 'cool':4 'corky':1 'the':3 'water':5
                                  'search_release'  'box':4 'cowabunga':1 'surf':3 'the':2
                                     'search_rest'  '00poprockelectronic':1 '63':4 'casuals':5 'indierock':3 'pop':7 'poprock':2 'rock':6 'surf':8
                                    'search_combo'  '00poprockelectronic':14 '63':17 'boards':4A 'box':13C 'carroll':6B 'casuals':18 'cool':8B 'corky':5B 'cowabunga':10C 'indierock':16 'on':3A 'pop':20 'poprock':15 'punks':2A 'rock':19 'surf':12C,21 'tan':1A 'the':7B,11C 'water':9B
                                    'tag_tracknum'  63
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737256.8778875  (2021-05-11 14:47:36)
                             'size'  4450148