======================== unified (from filesystem) ========================
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                                        'duration'  '185'
                                          'artist'  'Ang Song Ming'
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                                     'tracknumber'  '6'
                                      'tracktotal'  '12'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'loc-asia-china'
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                                             'key'  '1A'
                                        'acoustid'  '9ef1194e-9c57-474e-b64e-f5ca32fb186a'
rest: ''

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

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'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009'
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'TIT2' (Title/songname/content description)         'Book Radio Mixer'
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'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ang Song Ming'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/4'
'TPUB' (Publisher)                                  'Sub Rosa'
'TRCK' (Track number/Position in set)               '6/12'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Ang Song Ming'
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'TXXX:Acoustid Id'                                  '9ef1194e-9c57-474e-b64e-f5ca32fb186a'
'TXXX:Artists'                                      'Ang Song Ming'
'TXXX:BARCODE'                                      '5411867112655'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
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'TXXX:lastfmtags'                                   ['experimental', 'all', 'singaporean', 'spotify', 'sinotronics']
'TXXX:originalyear'                                 '2009'
'TXXX:q-bass'                                       '2'
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'TXXX:q-drums'                                      '4'
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'TXXX:q-piano'                                      '1'
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========================== row from database ==========================
                                              'id'  930019
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/An Anthology Of Chinese Experimental Music 1992-2008/06 Ang Song Ming (Circadian) - Book Radio Mixer.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  185
                                           'genre'  loc-asia-china
                                        'filesize'  4538635
                                           'mtime'  1621629105
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                                        'rest_str'   00localcharacter 00asia Of 06 (Circadian) loc asia china
                                      'tag_artist'  Ang Song Ming
                                     'tag_release'  An Anthology of Chinese Experimental Music 1992-2008
                                       'tag_title'  Book Radio Mixer
                                             'bpm'  145.476
                                    'search_title'  'book':1 'mixer':3 'radio':2
                                   'search_artist'  'ang':1 'ming':3 'song':2
                                  'search_release'  '1992':7 '19922008':9 '2008':8 'an':1 'anthology':2 'chinese':4 'experimental':5 'music':6 'of':3
                                     'search_rest'  '00asia':1 'asia':6 'china':7 'circadian':3,4 'loc':5 'of':2
                                    'search_combo'  '00asia':16 '1992':13C '19922008':15C '2008':14C 'an':7C 'ang':4B 'anthology':8C 'asia':21 'book':1A 'china':22 'chinese':10C 'circadian':18,19 'experimental':11C 'loc':20 'ming':6B 'mixer':3A 'music':12C 'of':9C,17 'radio':2A 'song':5B
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['experimental', 'all', 'singaporean', 'spotify', 'sinotronics']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629105.1636868  (2021-05-21 22:31:45)
                             'size'  4538635