======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '790'
                                          'artist'  'Ken Nordine'
                                     'text_people'  ''
                                         'release'  'Next!'
                                           'title'  '7+1'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['cool', 'jazz', 'spoken word', 'word jazz', 'poetry']"
                                     'discogstags'  "['jazz', 'non-music', 'space-age', 'spoken word', 'cool jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '16'
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-soft-word'
                                             'bpm'  '125.2'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             'DB0E4D10'
'TALB' (Album/Movie/Show title)                     'Next!'
'TBPM' (BPM (beats per minute))                     '125.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-soft-word'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         '7+1'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ken Nordine'
'TRCK' (Track number/Position in set)               '14/16'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.83.01, LAME dll 3.93, 128 Kbit/s, Stereo, High quality'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['jazz', 'non-music', 'space-age', 'spoken word', 'cool jazz']
'TXXX:lastfmtags'                                   ['cool', 'jazz', 'spoken word', 'word jazz', 'poetry']
'TXXX:other'                                        '07'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+5.53 dB'
'TXXX:replaygain_track_peak'                        '0.857943'

========================== row from database ==========================
                                              'id'  284376
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Ken Nordine  (usa)/Ken Nordine - 1959 - Next! (Dot) [128k]/Next!-07-7+1.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  790
                                           'genre'  prerock-jb-jazz-soft-word
                                        'filesize'  12644775
                                           'mtime'  1620538469
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm (usa) 1959 (Dot) [128k] 07 prerock jb jazz soft word
                                      'tag_artist'  Ken Nordine
                                     'tag_release'  Next!
                                       'tag_title'  7+1
                                             'bpm'  125.2
                                    'search_title'  '+1':2 '7':1
                                   'search_artist'  'ken':1 'nordine':2
                                  'search_release'  'next':1
                                     'search_rest'  '128k':6,7 '1959':3 'dot':4,5 'jazz':10 'jb':9 'prerock':8 'soft':11 'usa':1,2 'word':12
                                    'search_combo'  '+1':2A '128k':11,12 '1959':8 '7':1A 'dot':9,10 'jazz':15 'jb':14 'ken':3B 'next':5C 'nordine':4B 'prerock':13 'soft':16 'usa':6,7 'word':17
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['cool', 'jazz', 'spoken word', 'word jazz', 'poetry']
                                        'tag_date'  1959
                                     'discogstags'  ['jazz', 'non-music', 'space-age', 'spoken word', 'cool jazz']

============================== file details ==============================
                                           'mtime'  1620538468.5345216  (2021-05-09 07:34:28)
                             'size'  12644775