======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '181'
                                          'artist'  'The Roger Webb Sound'
                                     'text_people'  ''
                                         'release'  'De Wolfe Compilation'
                                           'title'  'Meet Mister Me'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'dreamy', 'library', 'british', 'easy listening']"
                                     'discogstags'  "['jazz', 'stage & screen']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '31'
                                      'tracktotal'  '35'
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '133.0'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000003C3 000003C3 00002978 00002978 00020E53 00020E53 00007ED8 00007ED8 '
 '00022824 00022824')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000888 00000000007A00E8 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'C5119B23+338214+35+150+10245+22568+30964+48067+61097+70856+77892+88598+100636+111042+114048+123660+127712+135724+146367+169145+179264+189862+198102+207923+213010+225088+233629+245035+252213+260162+271595+285106+296799+309308+322906+328764+331343+336218'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '31'
'TALB' (Album/Movie/Show title)                     'De Wolfe Compilation'
'TBPM' (BPM (beats per minute))                     '133.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '1970'
'TENC' (Encoded by)                                 'iTunes v6.0.5'
'TIT2' (Title/songname/content description)         'Meet Mister Me'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Roger Webb Sound'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '31/35'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['jazz', 'stage & screen']
'TXXX:lastfmtags'                                   ['lounge', 'dreamy', 'library', 'british', 'easy listening']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.20 dB'
'TXXX:replaygain_track_peak'                        '0.697696'
'TXXX:tracknum'                                     '31'

========================== row from database ==========================
                                              'id'  1385091
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/The London Studio Group Pink Sauce - VA - De Wolfe compilation 1969-71/Meet Mister Me (The Roger Webb Sound- -Free As Air- - DWLP 3212 mono, 1971).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  181
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  7256835
                                           'mtime'  1620536406
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country London Studio Group Pink Sauce VA compilation 1969 71 (The Free As Air DWLP 3212 mono, 1971) prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  The Roger Webb Sound
                                     'tag_release'  De Wolfe Compilation
                                       'tag_title'  Meet Mister Me
                                             'bpm'  133.0
                                    'search_title'  'me':3 'meet':1 'mister':2
                                   'search_artist'  'roger':2 'sound':4 'the':1 'webb':3
                                  'search_release'  'compilation':3 'de':1 'wolfe':2
                                     'search_rest'  '1969':12 '1971':23,24 '3212':20 '71':13 'air':18 'as':17 'bossa':29 'compilation':11 'country':4 'dwlp':19 'exotica':2 'free':16 'group':7 'jazz':1 'jb':26 'london':5 'lounge':27 'mono':21,22 'oldies':3 'or':28 'pink':8 'prerock':25 'sauce':9 'studio':6 'the':14,15 'va':10
                                    'search_combo'  '1969':22 '1971':33,34 '3212':30 '71':23 'air':28 'as':27 'bossa':39 'compilation':10C,21 'country':14 'de':8C 'dwlp':29 'exotica':12 'free':26 'group':17 'jazz':11 'jb':36 'london':15 'lounge':37 'me':3A 'meet':1A 'mister':2A 'mono':31,32 'oldies':13 'or':38 'pink':18 'prerock':35 'roger':5B 'sauce':19 'sound':7B 'studio':16 'the':4B,24,25 'va':20 'webb':6B 'wolfe':9C
                                    'tag_tracknum'  31
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'dreamy', 'library', 'british', 'easy listening']
                                        'tag_date'  1970
                                     'discogstags'  ['jazz', 'stage & screen']

============================== file details ==============================
                                           'mtime'  1620536405.5875952  (2021-05-09 07:00:05)
                             'size'  7256835