======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '198'
                                          'artist'  'The Spotnicks'
                                     'text_people'  ''
                                         'release'  'Love is Blue'
                                           'title'  'Blue Bayou'
                                           '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-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'surf', 'ed hits', 'guitar', '60s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '16'
                                            'date'  '1987'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '120.0'
                                             'key'  '9B'
                                        'acoustid'  '93973fdb-f7c0-4469-949b-368ae60451e7'
rest: ''

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

'COMM:ID3v1 Comment:eng'                            'MJ'
'TALB' (Album/Movie/Show title)                     'Love is Blue'
'TBPM' (BPM (beats per minute))                     '120.0'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1987'
'TIT2' (Title/songname/content description)         'Blue Bayou'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Spotnicks'
'TPE2' (Band/orchestra/accompaniment)               'The Spotnicks'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/16'
'TSO2'                                              'Spotnicks, The'
'TSOP' (Performer sort order)                       'Spotnicks, The'
'TXXX:Acoustid Id'                                  '93973fdb-f7c0-4469-949b-368ae60451e7'
'TXXX:MusicBrainz Album Artist Id'                  'd976e2c9-31cc-4d34-82d6-4b3641692026'
'TXXX:MusicBrainz Album Id'                         'f553bb35-6b18-407a-a0a9-3227e1c7b7dd'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'd976e2c9-31cc-4d34-82d6-4b3641692026'
'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:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['instrumental', 'surf', 'ed hits', 'guitar', '60s']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '+0.37 dB'
'TXXX:replaygain_track_peak'                        '0.562708'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ceef2cee-4c56-4e0b-a4d1-e566281b7d43')

========================== row from database ==========================
                                              'id'  320886
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Spotnicks-1962-1990-23 cd/The Spotnicks-1987-Love Is Blue/The Spotnicks - 02 - Blue Bayou.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  198
                                           'genre'  rock-pop-surf
                                        'filesize'  4755507
                                           'mtime'  1620736771
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1962 1990 23 cd 1987 Is 02 rock pop surf
                                      'tag_artist'  The Spotnicks
                                     'tag_release'  Love is Blue
                                       'tag_title'  Blue Bayou
                                             'bpm'  120.0
                                    'search_title'  'bayou':2 'blue':1
                                   'search_artist'  'spotnicks':2 'the':1
                                  'search_release'  'blue':3 'is':2 'love':1
                                     'search_rest'  '1962':1 '1987':5 '1990':2 '23':3 'cd':4 'is':6 'pop':8 'rock':7 'surf':9
                                    'search_combo'  '1962':8 '1987':12 '1990':9 '23':10 'bayou':2A 'blue':1A,7C 'cd':11 'is':6C,13 'love':5C 'pop':15 'rock':14 'spotnicks':4B 'surf':16 'the':3B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9B
                                           '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-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'surf', 'ed hits', 'guitar', '60s']
                                        'tag_date'  1987
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736771.2002442  (2021-05-11 14:39:31)
                             'size'  4755507