======================== unified (from filesystem) ========================
                                         'bitrate'  '319.725'
                                        'duration'  '164'
                                          'artist'  'Oysterhead'
                                     'text_people'  'Les Claypool/Oysterhead/Trey Anastasio'
                                         'release'  'The Grand Pecking Order'
                                           'title'  'Owner Of The World'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['les claypool', 'jam', 'funk', 'songs by bands with the suffix head', "
 "'rock', 'experimental']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  'Encoded with Ashampoo MP3 AudioCenter.'
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '118.5'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'The Grand Pecking Order'
'TBPM' (BPM (beats per minute))                     '118.5'
'TCOM' (Composer)                                   'Les Claypool/Oysterhead/Trey Anastasio'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Owner Of The World'
'TIT3' (Subtitle/Description refinement)            'Encoded with Ashampoo MP3 AudioCenter.'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Oysterhead'
'TPE2' (Band/orchestra/accompaniment)               'Oysterhead'
'TPUB' (Publisher)                                  'Elektra/Asylum'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['les claypool',
 'jam',
 'funk',
 'songs by bands with the suffix head',
 'rock',
 'experimental']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.10 dB'
'TXXX:replaygain_track_peak'                        '0.374847'

========================== row from database ==========================
                                              'id'  1278663
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Oysterhead/[2001] The Grand Pecking Order/13 - Owner Of The World.mp3
                                         'working'  None
                                         'bitrate'  319
                                    'duration_sec'  164
                                           'genre'  funk or soul-funk
                                        'filesize'  6563016
                                           'mtime'  1620665650
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul [2001] 13 funk soul funk
                                      'tag_artist'  Oysterhead
                                     'tag_release'  The Grand Pecking Order
                                       'tag_title'  Owner Of The World
                                             'bpm'  118.5
                                    'search_title'  'of':2 'owner':1 'the':3 'world':4
                                   'search_artist'  'oysterhead':1
                                  'search_release'  'grand':2 'order':4 'pecking':3 'the':1
                                     'search_rest'  '2001':4,5 'funk':2 'soul':3 'swing':1
                                    'search_combo'  '2001':13,14 'funk':11 'grand':7C 'of':2A 'order':9C 'owner':1A 'oysterhead':5B 'pecking':8C 'soul':12 'swing':10 'the':3A,6C 'world':4A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['les claypool', 'jam', 'funk', 'songs by bands with the suffix head', 'rock', 'experimental']
                                        'tag_date'  2001
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620665649.7908752  (2021-05-10 18:54:09)
                             'size'  6563016