======================== unified (from filesystem) ========================
                                         'bitrate'  '99.306'
                                        'duration'  '142'
                                          'artist'  'Trashmen'
                                     'text_people'  ''
                                         'release'  'Cowabunga! - The Surf Box'
                                           'title'  "Surfin' Bird"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-2', 'q-chart-3', 'q-drums-3', 'q-other-1', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['surf rock', 'garage rock', '60s', 'surf', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '44'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '132.271'
                                             'key'  '1A'
                                        '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))                     '132.271'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         "Surfin' Bird"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Trashmen'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '44'
'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:lastfmtags'                                   ['surf rock', 'garage rock', '60s', 'surf', '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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.58 dB'
'TXXX:replaygain_track_peak'                        '0.661946'

========================== row from database ==========================
                                              'id'  1513740
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Cowabunga! - The Surf Box/44 - Trashmen - Surfin_ Bird.mp3
                                         'working'  None
                                         'bitrate'  99
                                    'duration_sec'  142
                                           'genre'  rock-pop-surf
                                        'filesize'  2019122
                                           'mtime'  1620737246
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 44 Surfin_ rock pop surf
                                      'tag_artist'  Trashmen
                                     'tag_release'  Cowabunga! - The Surf Box
                                       'tag_title'  Surfin' Bird
                                             'bpm'  132.271
                                    'search_title'  'bird':3 'surfin':1,2
                                   'search_artist'  'trashmen':1
                                  'search_release'  'box':4 'cowabunga':1 'surf':3 'the':2
                                     'search_rest'  '00poprockelectronic':1 '44':4 'indierock':3 'pop':7 'poprock':2 'rock':6 'surf':8 'surfin':5
                                    'search_combo'  '00poprockelectronic':9 '44':12 'bird':3A 'box':8C 'cowabunga':5C 'indierock':11 'pop':15 'poprock':10 'rock':14 'surf':7C,16 'surfin':1A,2A,13 'the':6C 'trashmen':4B
                                    'tag_tracknum'  44
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['surf rock', 'garage rock', '60s', 'surf', 'rock']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737245.8195376  (2021-05-11 14:47:25)
                             'size'  2019122