======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '142'
                                          'artist'  'The Fantastic Dee-Jays'
                                     'text_people'  ''
                                         'release'  "Tape No017 - I Don't Need You"
                                           'title'  'Fight Fire'
                                           '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-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['lovedbybeyondwithin', 'garage rock', 'beyondwithins favorites', "
 "'beyondwithins party', '60s garage']")
                                     'discogstags'  "['garage rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '86.5'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00001E36 000012E3 00007AC8 00005550 00013182 00012B49 00008A28 00008D37 '
 '00013443 000130CB')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000B28 00000000005FA948 00000000 0056AFD7 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '0D124020+350597+32+150+9357+19049+29657+42281+51769+64380+74157+85739+95000+107671+118953+128930+142345+154066+163696+176467+187824+199327+209792+221188+231665+241269+253149+262089+272690+281535+292361+304418+315230+329050+340744'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '29'
'TALB' (Album/Movie/Show title)                     "Tape No017 - I Don't Need You"
'TBPM' (BPM (beats per minute))                     '86.5'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1966'
'TIT2' (Title/songname/content description)         'Fight Fire'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Fantastic Dee-Jays'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '01'
'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'                                   ['lovedbybeyondwithin',
 'garage rock',
 'beyondwithins favorites',
 'beyondwithins party',
 '60s garage']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.84 dB'
'TXXX:replaygain_track_peak'                        '0.460076'
'TXXX:tracknum'                                     '01'

========================== row from database ==========================
                                              'id'  1530802
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT017 - I Don_t Need You/01 - The Fantastic Dee-Jays - Fight Fire (1966).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  142
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  5691392
                                           'mtime'  1620382825
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT017 Don_t (1966) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Fantastic Dee-Jays
                                     'tag_release'  Tape No017 - I Don't Need You
                                       'tag_title'  Fight Fire
                                             'bpm'  86.5
                                    'search_title'  'fight':1 'fire':2
                                   'search_artist'  'dee':3 'deejays':5 'fantastic':2 'jays':4 'the':1
                                  'search_release'  'don':4 'dont':6 'i':3 'need':7 'no017':2 't':5 'tape':1 'you':8
                                     'search_rest'  '1966':8,9 'blogspot':2 'com':3 'don':6 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt017':5 'pl':16 'rock':10 'set':13,15 't':7
                                    'search_combo'  '1966':23,24 'blogspot':17 'com':18 'dee':5B 'deejays':7B 'don':11C,21 'dont':13C 'fantastic':4B 'fight':1A 'fire':2A 'garage':27,29 'garagetapes':16,32 'garagetapesblogspotcom':19 'gr':26 'gt017':20 'i':10C 'jays':6B 'need':14C 'no017':9C 'pl':31 'rock':25 'set':28,30 't':12C,22 'tape':8C 'the':3B 'you':15C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['lovedbybeyondwithin', 'garage rock', 'beyondwithins favorites', 'beyondwithins party', '60s garage']
                                        'tag_date'  1966
                                     'discogstags'  ['garage rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620382824.5553162  (2021-05-07 12:20:24)
                             'size'  5691392