======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '122'
                                          'artist'  'The Raymarks'
                                     'text_people'  ''
                                         'release'  'Tape No032 - Instrumental Garage'
                                           'title'  'Work Song'
                                           '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-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['garage rock', '60s', '60s garage', 'garage punk']"
                                     'discogstags'  "['garage rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1964'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '132.4'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Tape No032 - Instrumental Garage'
'TBPM' (BPM (beats per minute))                     '132.4'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1964'
'TIT2' (Title/songname/content description)         'Work Song'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Raymarks'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'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:discogstags'                                  ['garage rock', 'rock']
'TXXX:lastfmtags'                                   ['garage rock', '60s', '60s garage', 'garage punk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                        '+23.68 dB'
'TXXX:replaygain_track_peak'                        '0.031115'
'TXXX:tracknum'                                     '13'

========================== row from database ==========================
                                              'id'  504996
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT032/13 - The Raymarks - Work Song (1964).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  122
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3911506
                                           'mtime'  1620382993
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT032 13 (1964) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Raymarks
                                     'tag_release'  Tape No032 - Instrumental Garage
                                       'tag_title'  Work Song
                                             'bpm'  132.4
                                    'search_title'  'song':2 'work':1
                                   'search_artist'  'raymarks':2 'the':1
                                  'search_release'  'garage':4 'instrumental':3 'no032':2 'tape':1
                                     'search_rest'  '1964':6,7 'blogspot':2 'com':3 'garage':10,12 'garagetapes':1,15 'garagetapesblogspotcom':4 'gr':9 'gt032':5 'pl':14 'rock':8 'set':11,13
                                    'search_combo'  '1964':14,15 'blogspot':10 'com':11 'garage':8C,18,20 'garagetapes':9,23 'garagetapesblogspotcom':12 'gr':17 'gt032':13 'instrumental':7C 'no032':6C 'pl':22 'raymarks':4B 'rock':16 'set':19,21 'song':2A 'tape':5C 'the':3B 'work':1A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['garage rock', '60s', '60s garage', 'garage punk']
                                        'tag_date'  1964
                                     'discogstags'  ['garage rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620382993.1445851  (2021-05-07 12:23:13)
                             'size'  3911506