======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '150'
                                          'artist'  'The Stillroven'
                                     'text_people'  ''
                                         'release'  "Tape No009 - I Don't Need No Doctor"
                                           'title'  "I'm Not Your Stepping Stone"
                                           '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'  "['classic rock', 'garage rock', 'rock', 'psychedelic rock', 'garage']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '34'
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '133.7'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00002297 00002297 0000F2D1 0000F2D1 000207E5 000207E5 00008871 00008871 '
 '0001959C 0001959C')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000900 0000000000653DF0 00000000 005BBDB7 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '29+9E59E1B3BEE8EF77F377713F3137091B+7428534'
'TALB' (Album/Movie/Show title)                     "Tape No009 - I Don't Need No Doctor"
'TBPM' (BPM (beats per minute))                     '133.7'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TENC' (Encoded by)                                 'http://shakenroll.blogspot.com/'
'TIT2' (Title/songname/content description)         "I'm Not Your Stepping Stone"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Stillroven'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11/34'
'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'                                   ['classic rock', 'garage rock', 'rock', 'psychedelic rock', 'garage']
'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'                        '-1.08 dB'
'TXXX:replaygain_track_peak'                        '0.317653'
'TXXX:tracknum'                                     '11'

========================== row from database ==========================
                                              'id'  1511246
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT009/11 - The Stillroven - I_m Not Your Stepping Stone.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  150
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  6023168
                                           'mtime'  1620382770
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT009 11 I_m rock gr garage;set pl garagetapes
                                      'tag_artist'  The Stillroven
                                     'tag_release'  Tape No009 - I Don't Need No Doctor
                                       'tag_title'  I'm Not Your Stepping Stone
                                             'bpm'  133.7
                                    'search_title'  'i':1 'im':3 'm':2 'not':4 'stepping':6 'stone':7 'your':5
                                   'search_artist'  'stillroven':2 'the':1
                                  'search_release'  'doctor':9 'don':4 'dont':6 'i':3 'need':7 'no':8 'no009':2 't':5 'tape':1
                                     'search_rest'  'blogspot':2 'com':3 'garage':10,12 'garagetapes':1,15 'garagetapesblogspotcom':4 'gr':9 'gt009':5 'i':6 'm':7 'pl':14 'rock':8 'set':11,13
                                    'search_combo'  'blogspot':20 'com':21 'doctor':18C 'don':13C 'dont':15C 'garage':28,30 'garagetapes':19,33 'garagetapesblogspotcom':22 'gr':27 'gt009':23 'i':1A,12C,24 'im':3A 'm':2A,25 'need':16C 'no':17C 'no009':11C 'not':4A 'pl':32 'rock':26 'set':29,31 'stepping':6A 'stillroven':9B 'stone':7A 't':14C 'tape':10C 'the':8B 'your':5A
                                    '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-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['classic rock', 'garage rock', 'rock', 'psychedelic rock', 'garage']
                                        'tag_date'  1965
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620382770.1551805  (2021-05-07 12:19:30)
                             'size'  6023168