======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '239'
                                          'artist'  'The Kilimanjaro Darkjazz Ensemble'
                                     'text_people'  ''
                                         'release'  'The Kilimanjaro Darkjazz Ensemble'
                                           'title'  'Adaptation of the Koto Song'
                                           'quals'  ("['Q-JZFKS-2', 'Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'Q-PLAY-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jazz', 'dark jazz', 'ambient', 'dark ambient', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '11'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-ambient-dark'
                                             'bpm'  '116.320'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000092 00000182 00001BDF 0000399F 000205DB 000199CB 000081E6 0000821C '
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'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000ABC 0000000000A0C5B4 00000000 0091BE35 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '11+1B372BF65315AF6619D3611B442D2C5A+6974387'
'TALB' (Album/Movie/Show title)                     'The Kilimanjaro Darkjazz Ensemble'
'TBPM' (BPM (beats per minute))                     '116.320'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient-dark'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'iTunes v7.0.0.70'
'TIT2' (Title/songname/content description)         'Adaptation of the Koto Song'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Kilimanjaro Darkjazz Ensemble'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['jazz', 'dark jazz', 'ambient', 'dark ambient', 'electronic', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.03 dB'
'TXXX:replaygain_track_peak'                        '1.015559'

========================== row from database ==========================
                                              'id'  1324726
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/The Kilimanjaro Darkjazz Ensemble/The Kilimanjaro Darkjazz Ensemble/03 Adaptation of the Koto Song.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  239
                                           'genre'  electronic-ambient-dark
                                        'filesize'  9856345
                                           'mtime'  1639508649
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient 03 electronic ambient dark
                                      'tag_artist'  The Kilimanjaro Darkjazz Ensemble
                                     'tag_release'  The Kilimanjaro Darkjazz Ensemble
                                       'tag_title'  Adaptation of the Koto Song
                                             'bpm'  116.32
                                    'search_title'  'adaptation':1 'koto':4 'of':2 'song':5 'the':3
                                   'search_artist'  'darkjazz':3 'ensemble':4 'kilimanjaro':2 'the':1
                                  'search_release'  'darkjazz':3 'ensemble':4 'kilimanjaro':2 'the':1
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 'ambient':4 'dark':5 'electronic':3
                                    'search_combo'  '00ambient':15 '00poprockelectronic':14 'adaptation':1A 'ambient':17 'dark':18 'darkjazz':8B,12C 'electronic':16 'ensemble':9B,13C 'kilimanjaro':7B,11C 'koto':4A 'of':2A 'song':5A 'the':3A,6B,10C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'dark jazz', 'ambient', 'dark ambient', 'electronic', 'experimental']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1639508648.5725799  (2021-12-14 20:04:08)
                             'size'  9856345