======================== unified (from filesystem) ========================
                                         'bitrate'  '240.734'
                                        'duration'  '203'
                                          'artist'  "Guns N' Bombs"
                                     'text_people'  ''
                                         'release'  'Kitsune Maison Compilation 4'
                                           'title'  'Crossover Appeal (Radio Edit)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electro', 'dance', 'poptron', 'electronic', 'electronica']"
                                     'discogstags'  "['electro', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '129.979'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Kitsune Maison Compilation 4'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Crossover Appeal (Radio Edit)'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               "Guns N' Bombs"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electro', 'electronic']
'TXXX:lastfmtags'                                   ['electro', 'dance', 'poptron', 'electronic', 'electronica']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.20 dB'
'TXXX:replaygain_track_peak'                        '0.392820'

========================== row from database ==========================
                                              'id'  1512622
                                            'path'  /data/Music/Bulk/00poprockelectronic/Thieves Like Us - Kitsune Maison Compilation 4 (2007)/09 - Guns N_ Bombs - Crossover Appeal (Radio Edit).mp3
                                         'working'  None
                                         'bitrate'  240
                                    'duration_sec'  203
                                           'genre'  electronic-unsorted
                                        'filesize'  6974282
                                           'mtime'  1621696656
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Thieves Like Us (2007) 09 N_ electronic unsorted
                                      'tag_artist'  Guns N' Bombs
                                     'tag_release'  Kitsune Maison Compilation 4
                                       'tag_title'  Crossover Appeal (Radio Edit)
                                             'bpm'  129.979
                                    'search_title'  'appeal':2 'crossover':1 'edit':5,6 'radio':3,4
                                   'search_artist'  'bombs':4 'guns':1 'n':2,3
                                  'search_release'  '4':4 'compilation':3 'kitsune':1 'maison':2
                                     'search_rest'  '00poprockelectronic':1 '2007':5,6 'electronic':8 'like':3 'n':7 'thieves':2 'unsorted':9 'us':4
                                    'search_combo'  '00poprockelectronic':15 '2007':19,20 '4':14C 'appeal':2A 'bombs':10B 'compilation':13C 'crossover':1A 'edit':5A,6A 'electronic':22 'guns':7B 'kitsune':11C 'like':17 'maison':12C 'n':8B,9B,21 'radio':3A,4A 'thieves':16 'unsorted':23 'us':18
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electro', 'dance', 'poptron', 'electronic', 'electronica']
                                        'tag_date'  2007
                                     'discogstags'  ['electro', 'electronic']

============================== file details ==============================
                                           'mtime'  1621696655.5278037  (2021-05-22 17:17:35)
                             'size'  6974282