======================== unified (from filesystem) ========================
                                         'bitrate'  '174.226'
                                        'duration'  '162'
                                          'artist'  'Richie Allen'
                                     'text_people'  ''
                                         'release'  'Cowabunga! - The Surf Box'
                                           'title'  'The Rising Surf'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'instrumental', 'all']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '111.948'
                                             'key'  '8A'
                                        '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))                     '111.948'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'The Rising Surf'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Richie Allen'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18'
'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', 'instrumental', 'all']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.94 dB'
'TXXX:replaygain_track_peak'                        '0.640880'

========================== row from database ==========================
                                              'id'  1358471
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Cowabunga! - The Surf Box/18 - Richie Allen - The Rising Surf.mp3
                                         'working'  None
                                         'bitrate'  174
                                    'duration_sec'  162
                                           'genre'  rock-pop-surf
                                        'filesize'  3786578
                                           'mtime'  1620737233
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 18 rock pop surf
                                      'tag_artist'  Richie Allen
                                     'tag_release'  Cowabunga! - The Surf Box
                                       'tag_title'  The Rising Surf
                                             'bpm'  111.948
                                    'search_title'  'rising':2 'surf':3 'the':1
                                   'search_artist'  'allen':2 'richie':1
                                  'search_release'  'box':4 'cowabunga':1 'surf':3 'the':2
                                     'search_rest'  '00poprockelectronic':1 '18':4 'indierock':3 'pop':6 'poprock':2 'rock':5 'surf':7
                                    'search_combo'  '00poprockelectronic':10 '18':13 'allen':5B 'box':9C 'cowabunga':6C 'indierock':12 'pop':15 'poprock':11 'richie':4B 'rising':2A 'rock':14 'surf':3A,8C,16 'the':1A,7C
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  8A
                                           '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-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'instrumental', 'all']
                                        'tag_date'  1996
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737232.6290114  (2021-05-11 14:47:12)
                             'size'  3786578