======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '616'
                                          'artist'  'organic industries'
                                     'text_people'  ''
                                         'release'  'Demography of Data'
                                           'title'  'The Distressing Dilemma of Rational Choices'
                                           'quals'  ("['q-mix-1', 'q-bass-4', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-4', "
 "'q-piano-1', 'q-vocals-1']")
                                      'lastfmtags'  "['dark ambient', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic-calmer-ambient'
                                             'bpm'  '139.7'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Demography of Data'
'TBPM' (BPM (beats per minute))                     '139.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic-calmer-ambient'
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         'The Distressing Dilemma of Rational Choices'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tropic of Coldness'
'TPE2' (Band/orchestra/accompaniment)               'organic industries'
'TRCK' (Track number/Position in set)               '3'
'TXXX:lastfmtags'                                   ['dark ambient', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-mix'                                        '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.71 dB'
'TXXX:replaygain_track_peak'                        '0.540211'

========================== row from database ==========================
                                              'id'  1388615
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/organic industries - Tropic of Coldness [Ambient] [Drone] {Italy + Belgium}/2014 - Demography of Data [Organic Industries] {7}/2 Tropic of Coldness - The Distressing Dilemma of Rational Choices.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  616
                                           'genre'  electronic-calmer-ambient
                                        'filesize'  9941449
                                           'mtime'  1620169790
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient Tropic Coldness [Ambient] [Drone] {Italy + Belgium} 2014 [Organic Industries] {7} 2 Tropic Coldness electronic calmer ambient
                                      'tag_artist'  organic industries
                                     'tag_release'  Demography of Data
                                       'tag_title'  The Distressing Dilemma of Rational Choices
                                             'bpm'  139.7
                                    'search_title'  'choices':6 'dilemma':3 'distressing':2 'of':4 'rational':5 'the':1
                                   'search_artist'  'industries':2 'organic':1
                                  'search_release'  'data':3 'demography':1 'of':2
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 '2':17 '2014':11 '7':16 'ambient':5,6 'belgium':10 'calmer':19 'coldness':4 'drone':7,8 'electronic':18 'industries':14,15 'italy':9 'organic':12,13 'tropic':3
                                    'search_combo'  '00ambient':13 '00poprockelectronic':12 '2':28 '2014':22 '7':27 'ambient':16,17 'belgium':21 'calmer':30 'choices':6A 'coldness':15 'data':11C 'demography':9C 'dilemma':3A 'distressing':2A 'drone':18,19 'electronic':29 'industries':8B,25,26 'italy':20 'of':4A,10C 'organic':7B,23,24 'rational':5A 'the':1A 'tropic':14
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['q-chart-1', 'q-drums-1', 'q-vocals-1', 'q-other-4', 'q-mix-1', 'q-play-3', 'q-piano-1', 'q-bass-4']
                                      'lastfmtags'  ['dark ambient', 'ambient']
                                        'tag_date'  2014
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620169790.1086345  (2021-05-05 01:09:50)
                             'size'  9941449