======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '163'
                                          'artist'  'Donovan & Lulu'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'What A Beautiful Creature You Are (unrel., 1968)'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
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 "'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '19'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-sex'
                                             'bpm'  '89.970'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

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'COMM:iTunNORM:eng'                                 (' 00000518 0000052B 00007DC7 00007DE8 0001CEDB 0001CEDB 00007D34 00007FC1 '
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'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A14 00000000006E145C 00000000 003BDB44 00000000 '
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'COMM:iTunes_CDDB_1:eng'                            'F3099713+184324+19+150+4587+12572+22034+30529+39219+47703+48004+51837+61987+75552+88009+97007+105828+106373+118284+133747+149096+161365'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '18'
'TBPM' (BPM (beats per minute))                     '89.970'
'TCON' (Content type, a.k.a. Genre)                 'set-th-sex'
'TENC' (Encoded by)                                 'iTunes 8.0.2'
'TIT2' (Title/songname/content description)         'What A Beautiful Creature You Are (unrel., 1968)'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Donovan & Lulu'
'TRCK' (Track number/Position in set)               '18/19'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.18 dB'
'TXXX:replaygain_track_peak'                        '0.700577'

========================== row from database ==========================
                                              'id'  766706
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/sexy/Donovan & Lulu - What A Beautiful Creature You Are (unrel., 1968).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  163
                                           'genre'  set-th-sex
                                        'filesize'  3929901
                                           'mtime'  1621428763
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes sexy set th sex
                                      'tag_artist'  Donovan & Lulu
                                     'tag_release'  None
                                       'tag_title'  What A Beautiful Creature You Are (unrel., 1968)
                                             'bpm'  89.97
                                    'search_title'  '1968':9,10 'a':2 'are':6 'beautiful':3 'creature':4 'unrel':7,8 'what':1 'you':5
                                   'search_artist'  'donovan':1 'lulu':2
                                  'search_release'  
                                     'search_rest'  '0novelty':2 '0playlists':1 'set':5 'sex':7 'sexy':4 'th':6 'themes':3
                                    'search_combo'  '0novelty':14 '0playlists':13 '1968':9A,10A 'a':2A 'are':6A 'beautiful':3A 'creature':4A 'donovan':11B 'lulu':12B 'set':17 'sex':19 'sexy':16 'th':18 'themes':15 'unrel':7A,8A 'what':1A 'you':5A
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621428763.0167592  (2021-05-19 14:52:43)
                             'size'  3929901