======================== unified (from filesystem) ========================
                                         'bitrate'  '272.831'
                                        'duration'  '143'
                                          'artist'  'The Rogues'
                                     'text_people'  ''
                                         'release'  'Tape No014 - And I Know'
                                           'title'  'How Many Times'
                                           '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-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['bagpipes', 'celtic', 'scottish folk', 'folk', 'garage rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '135.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000018F0 00001966 0000AC69 0000AF7D 00014153 00014153 0000874F 0000874D '
 '00008FFA 00009063')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000007D4 000000000060BA9C 00000000 004ABD0C 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'F412B321+359209+33+150+12967+24169+33654+43027+53883+61886+73830+85478+96022+107070+120018+132092+142411+152179+161663+171881+182693+194006+204749+214995+228426+240542+253783+265956+275824+284425+295212+309003+320377+330215+340260+349143'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '5'
'TALB' (Album/Movie/Show title)                     'Tape No014 - And I Know'
'TBPM' (BPM (beats per minute))                     '135.1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'How Many Times'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Rogues'
'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:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['bagpipes', 'celtic', 'scottish folk', 'folk', 'garage rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.11 dB'
'TXXX:replaygain_track_peak'                        '0.385730'
'TXXX:tracknum'                                     '11'

========================== row from database ==========================
                                              'id'  505007
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT014/11 - The Rogues - How Many Times.mp3
                                         'working'  None
                                         'bitrate'  272
                                    'duration_sec'  143
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4907008
                                           'mtime'  1620382808
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT014 11 rock gr garage;set pl garagetapes
                                      'tag_artist'  The Rogues
                                     'tag_release'  Tape No014 - And I Know
                                       'tag_title'  How Many Times
                                             'bpm'  135.1
                                    'search_title'  'how':1 'many':2 'times':3
                                   'search_artist'  'rogues':2 'the':1
                                  'search_release'  'and':3 'i':4 'know':5 'no014':2 'tape':1
                                     'search_rest'  'blogspot':2 'com':3 'garage':8,10 'garagetapes':1,13 'garagetapesblogspotcom':4 'gr':7 'gt014':5 'pl':12 'rock':6 'set':9,11
                                    'search_combo'  'and':8C 'blogspot':12 'com':13 'garage':18,20 'garagetapes':11,23 'garagetapesblogspotcom':14 'gr':17 'gt014':15 'how':1A 'i':9C 'know':10C 'many':2A 'no014':7C 'pl':22 'rock':16 'rogues':5B 'set':19,21 'tape':6C 'the':4B 'times':3A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  9A
                                           '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-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['bagpipes', 'celtic', 'scottish folk', 'folk', 'garage rock']
                                        'tag_date'  1965
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620382807.664865  (2021-05-07 12:20:07)
                             'size'  4907008