======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '138'
                                          'artist'  'The Shags'
                                     'text_people'  ''
                                         'release'  'Tape No087 - Covering The Who (Part I)'
                                           'title'  'My Generation'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['beatles cover', 'garage', 'wisconsin', '60s garage', '60s']"
                                     'discogstags'  "['garage rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '109.6'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 'http://garagetapes.blogspot.com/'
'COMM:iTunes_CDDB_1:eng'                            '560F6517+295732+23+150+16065+25646+41520+52421+62221+71798+81394+93588+103454+113129+132974+144551+158242+168605+183057+194999+208549+219515+235586+247556+258589+274743'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '14'
'TALB' (Album/Movie/Show title)                     'Tape No087 - Covering The Who (Part I)'
'TBPM' (BPM (beats per minute))                     '109.6'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'My Generation'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Shags'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'US'
'TXXX:discogstags'                                  ['garage rock', 'rock']
'TXXX:lastfmtags'                                   ['beatles cover', 'garage', 'wisconsin', '60s garage', '60s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+26.07 dB'
'TXXX:replaygain_track_peak'                        '0.045695'
'TXXX:tracknum'                                     '11'

========================== row from database ==========================
                                              'id'  502597
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT087/11 - The Shags - My Generation (196 US).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  138
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3319602
                                           'mtime'  1620383767
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT087 11 (196 US) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Shags
                                     'tag_release'  Tape No087 - Covering The Who (Part I)
                                       'tag_title'  My Generation
                                             'bpm'  109.6
                                    'search_title'  'generation':2 'my':1
                                   'search_artist'  'shags':2 'the':1
                                  'search_release'  'covering':3 'i':8,9 'no087':2 'part':6,7 'tape':1 'the':4 'who':5
                                     'search_rest'  '196':6,7 'blogspot':2 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt087':5 'pl':16 'rock':10 'set':13,15 'us':8,9
                                    'search_combo'  '196':19,20 'blogspot':15 'com':16 'covering':7C 'garage':25,27 'garagetapes':14,30 'garagetapesblogspotcom':17 'generation':2A 'gr':24 'gt087':18 'i':12C,13C 'my':1A 'no087':6C 'part':10C,11C 'pl':29 'rock':23 'set':26,28 'shags':4B 'tape':5C 'the':3B,8C 'us':21,22 'who':9C
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['beatles cover', 'garage', 'wisconsin', '60s garage', '60s']
                                        'tag_date'  1965
                                     'discogstags'  ['garage rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620383767.3355348  (2021-05-07 12:36:07)
                             'size'  3319602