======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '223'
                                          'artist'  'Kim & Buran'
                                     'text_people'  ''
                                         'release'  ('Russkie Wig-Out! Demented Surf / Electro / Exotica From Behind The Iron '
 'Curtain')
                                           'title'  "Rock 'n' Robot"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
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 "'Q-CHART-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  ("['easy listening', 'lounge', 'space age pop', 'russian', 'electronic', "
 "'chillout']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  '26'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '139.9'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000AA1 00000C5C 0000413C 000052F0 0001F2D8 00024810 00008338 0000848A '
 '00028620 0000CA98')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000770 0000000000A3A200 00000000 00884640 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '26++'
'TALB' (Album/Movie/Show title)                     ('Russkie Wig-Out! Demented Surf / Electro / Exotica From Behind The Iron '
 'Curtain')
'TBPM' (BPM (beats per minute))                     '139.9'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '2011'
'TENC' (Encoded by)                                 'iTunes 10.3.1.55'
'TIT2' (Title/songname/content description)         "Rock 'n' Robot"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kim & Buran'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '19/26'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['easy listening',
 'lounge',
 'space age pop',
 'russian',
 'electronic',
 'chillout']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-7.32 dB'
'TXXX:replaygain_track_peak'                        '1.043110'

========================== row from database ==========================
                                              'id'  1504288
                                            'path'  /data/Music/Bulk/00poprockelectronic/2011 - Messer Chups - Russkie Wig-Out! Demented Surf  Electro  Exotica From Behind The Iron Curtain [320]/19. Kim & Buran - Rock _n_ Robot.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  223
                                           'genre'  rock-pop-surf
                                        'filesize'  9538644
                                           'mtime'  1620737281
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2011 Messer Chups [320] 19. _n_ rock pop surf
                                      'tag_artist'  Kim & Buran
                                     'tag_release'  Russkie Wig-Out! Demented Surf / Electro / Exotica From Behind The Iron Curtain
                                       'tag_title'  Rock 'n' Robot
                                             'bpm'  139.9
                                    'search_title'  'n':2,3 'robot':4 'rock':1
                                   'search_artist'  'buran':2 'kim':1
                                  'search_release'  'behind':10 'curtain':13 'demented':5 'electro':7 'exotica':8 'from':9 'iron':12 'out':3 'russkie':1 'surf':6 'the':11 'wig':2 'wigout':4
                                     'search_rest'  '00poprockelectronic':1 '19':7,8 '2011':2 '320':5,6 'chups':4 'messer':3 'n':9 'pop':11 'rock':10 'surf':12
                                    'search_combo'  '00poprockelectronic':20 '19':26,27 '2011':21 '320':24,25 'behind':16C 'buran':6B 'chups':23 'curtain':19C 'demented':11C 'electro':13C 'exotica':14C 'from':15C 'iron':18C 'kim':5B 'messer':22 'n':2A,3A,28 'out':9C 'pop':30 'robot':4A 'rock':1A,29 'russkie':7C 'surf':12C,31 'the':17C 'wig':8C 'wigout':10C
                                    'tag_tracknum'  19
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['easy listening', 'lounge', 'space age pop', 'russian', 'electronic', 'chillout']
                                        'tag_date'  2011
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620737280.7220438  (2021-05-11 14:48:00)
                             'size'  9538644