======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '141'
                                          'artist'  'The Pride & Joy(Del Vetts) '
                                     'text_people'  ''
                                         'release'  "Tape No016 - Love's a Fire"
                                           'title'  "If You're Ready"
                                           '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-1', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '144.2'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 0000163E 000016D2 00006124 000063E2 00011A0A 00011A0A 000079F1 00007A5E '
 '0000CB78 0000CB78')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000B64 00000000005F2F8C 00000000 005641A2 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'E7122721+348736+33+150+10183+21919+34406+45408+58723+74559+85095+92386+102631+115124+117238+126950+138013+149441+160507+172247+183767+193757+200271+210289+216604+228375+237274+247058+257270+270887+283774+296263+305755+316439+325690+337318'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '30'
'TALB' (Album/Movie/Show title)                     "Tape No016 - Love's a Fire"
'TBPM' (BPM (beats per minute))                     '144.2'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         "If You're Ready"
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Pride & Joy(Del Vetts) '
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '08'
'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:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                        '-0.31 dB'
'TXXX:replaygain_track_peak'                        '0.400102'
'TXXX:tracknum'                                     '08'

========================== row from database ==========================
                                              'id'  1503029
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT016/08 - The Pride & Joy(Del-Vetts) - If You_re Ready (1967).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  141
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  5662720
                                           'mtime'  1620382819
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT016 08 You_re (1967) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Pride & Joy(Del Vetts) 
                                     'tag_release'  Tape No016 - Love's a Fire
                                       'tag_title'  If You're Ready
                                             'bpm'  144.2
                                    'search_title'  'if':1 're':3 'ready':5 'you':2 'youre':4
                                   'search_artist'  'del':4 'joy':3 'joydel':5 'pride':2 'the':1 'vetts':6,7
                                  'search_release'  'a':6 'fire':7 'love':3 'loves':5 'no016':2 's':4 'tape':1
                                     'search_rest'  '1967':8,9 'blogspot':2 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt016':5 'pl':16 're':7 'rock':10 'set':13,15 'you':6
                                    'search_combo'  '1967':27,28 'a':18C 'blogspot':21 'com':22 'del':9B 'fire':19C 'garage':31,33 'garagetapes':20,36 'garagetapesblogspotcom':23 'gr':30 'gt016':24 'if':1A 'joy':8B 'joydel':10B 'love':15C 'loves':17C 'no016':14C 'pl':35 'pride':7B 're':3A,26 'ready':5A 'rock':29 's':16C 'set':32,34 'tape':13C 'the':6B 'vetts':11B,12B 'you':2A,25 'youre':4A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  11B
                                           '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-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620382819.0348146  (2021-05-07 12:20:19)
                             'size'  5662720