======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '219'
                                          'artist'  'Sun City Girls'
                                     'text_people'  ''
                                         'release'  'Gum Arabic'
                                           'title'  'Cruel And Thin'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'Q-PLAY-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-2', 'q-other-2', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['psychedelic folk', 'new weird america', 'avant garde', 'psychedelic', "
 "'experimental']")
                                     'discogstags'  "['rock', 'folk, world, & country', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;rock-cppex-experimental or noise'
                                             'bpm'  '105.313'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Gum Arabic'
'TBPM' (BPM (beats per minute))                     '105.313'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'rock-cppex-experimental or noise']
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Cruel And Thin'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sun City Girls'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'folk, world, & country', 'experimental']
'TXXX:lastfmtags'                                   ['psychedelic folk',
 'new weird america',
 'avant garde',
 'psychedelic',
 'experimental']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.75 dB'
'TXXX:replaygain_track_peak'                        '0.314187'

========================== row from database ==========================
                                              'id'  925141
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/2010 - Gum Arabic/09 - Cruel And Thin.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  219
                                           'genre'  rock-cppex-progressive;rock-cppex-experimental or noise
                                        'filesize'  8824569
                                           'mtime'  1620735997
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east 2010 09 rock cppex progressive;rock cppex experimental or noise
                                      'tag_artist'  Sun City Girls
                                     'tag_release'  Gum Arabic
                                       'tag_title'  Cruel And Thin
                                             'bpm'  105.313
                                    'search_title'  'and':2 'cruel':1 'thin':3
                                   'search_artist'  'city':2 'girls':3 'sun':1
                                  'search_release'  'arabic':2 'gum':1
                                     'search_rest'  '00south':1 '2010':5 'cppex':7 'east':4 'europe':2 'experimental':12 'middle':3 'noise':14 'or':13 'progressive':8,10 'rock':6,9,11
                                    'search_combo'  '00south':9 '2010':13 'and':2A 'arabic':8C 'city':5B 'cppex':15 'cruel':1A 'east':12 'europe':10 'experimental':20 'girls':6B 'gum':7C 'middle':11 'noise':22 'or':21 'progressive':16,18 'rock':14,17,19 'sun':4B 'thin':3A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic folk', 'new weird america', 'avant garde', 'psychedelic', 'experimental']
                                        'tag_date'  2010
                                     'discogstags'  ['rock', 'folk, world, & country', 'experimental']

============================== file details ==============================
                                           'mtime'  1620735997.3365333  (2021-05-11 14:26:37)
                             'size'  8824569