======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '170'
                                          'artist'  'The Aquabats!'
                                     'text_people'  ''
                                         'release'  'Myths, Legends, and Other Amaz'
                                           'title'  'Worms Make Dirt!'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ska', 'ska punk', 'punk', 'fun', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk-ska'
                                             'bpm'  '142.108'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Myths, Legends, and Other Amaz'
'TBPM' (BPM (beats per minute))                     '142.108'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk-ska'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Worms Make Dirt!'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Aquabats!'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['ska', 'ska punk', 'punk', 'fun', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.10 dB'
'TXXX:replaygain_track_peak'                        '0.492403'

========================== row from database ==========================
                                              'id'  1354040
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Aquabats/Myths, Legends and Other Amazing Adventures Vol. 2/Myths, Legends, and Other Amazing Adventures, Volume 2-11-Worms Make Dirt!.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  170
                                           'genre'  rock-gr-punk-ska
                                        'filesize'  2725325
                                           'mtime'  1621696003
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Amazing Adventures Vol. 2 Amazing Adventures, Volume 2 11 rock gr punk ska
                                      'tag_artist'  The Aquabats!
                                     'tag_release'  Myths, Legends, and Other Amaz
                                       'tag_title'  Worms Make Dirt!
                                             'bpm'  142.108
                                    'search_title'  'dirt':3 'make':2 'worms':1
                                   'search_artist'  'aquabats':2 'the':1
                                  'search_release'  'amaz':7 'and':5 'legends':3,4 'myths':1,2 'other':6
                                     'search_rest'  '00poprockelectronic':1 '2':6 'adventures':3,7 'amazing':2 'gr':10 'punk':11 'rock':9 'ska':12 'vol':4,5 'volume':8
                                    'search_combo'  '00poprockelectronic':13 '2':18 'adventures':15,19 'amaz':12C 'amazing':14 'and':10C 'aquabats':5B 'dirt':3A 'gr':22 'legends':8C,9C 'make':2A 'myths':6C,7C 'other':11C 'punk':23 'rock':21 'ska':24 'the':4B 'vol':16,17 'volume':20 'worms':1A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['ska', 'ska punk', 'punk', 'fun', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696003.251441  (2021-05-22 17:06:43)
                             'size'  2725325