======================== unified (from filesystem) ========================
                                         'bitrate'  '285.114'
                                        'duration'  '119'
                                          'artist'  'The Hamilton Streetcar'
                                     'text_people'  ''
                                         'release'  'Tape No008 - Shattered'
                                           'title'  'Confusion'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['all', 'psychedelic', 'psychedelic rock', '1960s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '144.3'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000717 0000079B 0000282A 00002AD9 000095CB 000095CB 0000750B 000079F5 '
 '00005D29 00005D29')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000008B8 0000000000509FB8 00000000 00411477 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'D612BD1F+359942+31+150+11970+25120+36234+50740+61002+75104+86749+97991+110289+123272+135462+146851+158005+169971+182816+194837+201977+212822+222333+233496+244788+259630+270676+283618+295812+307382+318372+328372+339877+349088'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '30'
'TALB' (Album/Movie/Show title)                     'Tape No008 - Shattered'
'TBPM' (BPM (beats per minute))                     '144.3'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Confusion'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Hamilton Streetcar'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '06'
'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:lastfmtags'                                   ['all', 'psychedelic', 'psychedelic rock', '1960s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.10 dB'
'TXXX:replaygain_track_peak'                        '0.556881'
'TXXX:tracknum'                                     '06'

========================== row from database ==========================
                                              'id'  501347
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT008/06 - The Hamilton Streetcar - Confusion.mp3
                                         'working'  None
                                         'bitrate'  285
                                    'duration_sec'  119
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4276224
                                           'mtime'  1620382759
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT008 06 rock gr garage;set pl garagetapes
                                      'tag_artist'  The Hamilton Streetcar
                                     'tag_release'  Tape No008 - Shattered
                                       'tag_title'  Confusion
                                             'bpm'  144.3
                                    'search_title'  'confusion':1
                                   'search_artist'  'hamilton':2 'streetcar':3 'the':1
                                  'search_release'  'no008':2 'shattered':3 'tape':1
                                     'search_rest'  'blogspot':2 'com':3 'garage':8,10 'garagetapes':1,13 'garagetapesblogspotcom':4 'gr':7 'gt008':5 'pl':12 'rock':6 'set':9,11
                                    'search_combo'  'blogspot':9 'com':10 'confusion':1A 'garage':15,17 'garagetapes':8,20 'garagetapesblogspotcom':11 'gr':14 'gt008':12 'hamilton':3B 'no008':6C 'pl':19 'rock':13 'set':16,18 'shattered':7C 'streetcar':4B 'tape':5C 'the':2B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8A
                                           '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-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['all', 'psychedelic', 'psychedelic rock', '1960s']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620382758.6587214  (2021-05-07 12:19:18)
                             'size'  4276224