======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '342'
                                          'artist'  'Steve Miller Band'
                                     'text_people'  ''
                                         'release'  'The Joker'
                                           'title'  'Shu Ba Da Du Ma Ma Ma Ma'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'rock', 'psychedelic', '70s', 'classic rock']"
                                     'discogstags'  "['rock', 'soft rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '1973'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic;rock-cppex;rock-cppex-psychedelic'
                                             'bpm'  '135.365'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Joker'
'TBPM' (BPM (beats per minute))                     '135.365'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-classic', 'rock-cppex', 'rock-cppex-psychedelic']
'TDRC' (Recording time)                             '1973'
'TIT2' (Title/songname/content description)         'Shu Ba Da Du Ma Ma Ma Ma'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Steve Miller Band'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'soft rock']
'TXXX:lastfmtags'                                   ['80s', 'rock', 'psychedelic', '70s', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.17 dB'
'TXXX:replaygain_track_peak'                        '0.637962'

========================== row from database ==========================
                                              'id'  1414661
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Steve Miller Band/Steve Miller Band-The Joker-1973/04 - Shu Ba Da Du Ma Ma Ma Ma.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  342
                                           'genre'  rock-cppex-classic;rock-cppex;rock-cppex-psychedelic
                                        'filesize'  8213964
                                           'mtime'  1636301322
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 1973 04 rock cppex classic;rock cppex;rock cppex psychedelic
                                      'tag_artist'  Steve Miller Band
                                     'tag_release'  The Joker
                                       'tag_title'  Shu Ba Da Du Ma Ma Ma Ma
                                             'bpm'  135.365
                                    'search_title'  'ba':2 'da':3 'du':4 'ma':5 'shu':1
                                   'search_artist'  'band':3 'miller':2 'steve':1
                                  'search_release'  'joker':2 'the':1
                                     'search_rest'  '1973':2 'classic':5,7 'classicprogpsy':1 'cppex':4,9,11 'psychedelic':13 'rock':3,6,8,10,12
                                    'search_combo'  '1973':12 'ba':2A 'band':8B 'classic':15,17 'classicprogpsy':11 'cppex':14,19,21 'da':3A 'du':4A 'joker':10C 'ma':5A 'miller':7B 'psychedelic':23 'rock':13,16,18,20,22 'shu':1A 'steve':6B 'the':9C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'rock', 'psychedelic', '70s', 'classic rock']
                                        'tag_date'  1973
                                     'discogstags'  ['rock', 'soft rock']

============================== file details ==============================
                                           'mtime'  1636301322.2543542  (2021-11-07 17:08:42)
                             'size'  8213964