======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '227'
                                          'artist'  'T. Valentine'
                                     'text_people'  ''
                                         'release'  'Hello Lucille& Are You A Lesbian?'
                                           'title'  'Shake Your Funky A-S-S'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rock n roll', 'rhythm n blues', 'outsider', 'rock and fucking roll']"
                                     'discogstags'  "['funk / soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '14'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'set-pl-spelling;rock-unsorted'
                                             'bpm'  '133.316'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000768 00000616 00007A59 0000B7D5 00036600 0001231F 000090BC 00009410 '
 '00026EC1 00026EC1')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000954 0000000000994A1C 00000000 00535EDC 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '14+1816BFB0CDC9840C5FA7F98646C88FD5+1198196'
'TALB' (Album/Movie/Show title)                     'Hello Lucille& Are You A Lesbian?'
'TBPM' (BPM (beats per minute))                     '133.316'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-spelling', 'rock-unsorted']
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'iTunes 8.0.2'
'TIT2' (Title/songname/content description)         'Shake Your Funky A-S-S'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'T. Valentine'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '13/14'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'funk / soul'
'TXXX:lastfmtags'                                   ['rock n roll', 'rhythm n blues', 'outsider', 'rock and fucking roll']
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.701234'

========================== row from database ==========================
                                              'id'  762595
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/spelling/T. Valentine - Shake Your Funky A-S-S.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  227
                                           'genre'  set-pl-spelling;rock-unsorted
                                        'filesize'  5471062
                                           'mtime'  1620392916
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes spelling set pl spelling;rock unsorted
                                      'tag_artist'  T. Valentine
                                     'tag_release'  Hello Lucille& Are You A Lesbian?
                                       'tag_title'  Shake Your Funky A-S-S
                                             'bpm'  133.316
                                    'search_title'  'a':4 'ass':7 'funky':3 's':5,6 'shake':1 'your':2
                                   'search_artist'  't':1,2 'valentine':3
                                  'search_release'  'a':6 'are':4 'hello':1 'lesbian':7 'lucille':2,3 'you':5
                                     'search_rest'  '0novelty':2 '0playlists':1 'pl':6 'rock':8,10 'set':5 'spelling':4,7,9 'themes':3 'unsorted':11
                                    'search_combo'  '0novelty':19 '0playlists':18 'a':4A,16C 'are':14C 'ass':7A 'funky':3A 'hello':11C 'lesbian':17C 'lucille':12C,13C 'pl':23 'rock':25,27 's':5A,6A 'set':22 'shake':1A 'spelling':21,24,26 't':8B,9B 'themes':20 'unsorted':28 'valentine':10B 'you':15C 'your':2A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', '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'  ['rock n roll', 'rhythm n blues', 'outsider', 'rock and fucking roll']
                                        'tag_date'  2006
                                     'discogstags'  ['funk / soul']

============================== file details ==============================
                                           'mtime'  1620392915.7242086  (2021-05-07 15:08:35)
                             'size'  5471062