======================== unified (from filesystem) ========================
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                                        'duration'  '123'
                                          'artist'  'Mizutama Shobodan'
                                     'text_people'  ''
                                         'release'  "Maid's Prayer Sounds Like DA-DA-DA!"
                                           'title'  "Tenko's Hysterics Love Song"
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', "
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                                      'lastfmtags'  "['post-punk', 'all', 'japanese', 'punk', 'best songs ever']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '12'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '136.001'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

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'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TENC' (Encoded by)                                 'iTunes v7.3.1'
'TIT2' (Title/songname/content description)         "Tenko's Hysterics Love Song"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mizutama Shobodan'
'TRCK' (Track number/Position in set)               '7/12'
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========================== row from database ==========================
                                              'id'  1502692
                                            'path'  /data/Music/Bulk/00poprockelectronic/vol 7/07 Tenko_s Hysterics Love Song.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  123
                                           'genre'  rock-gr-punk
                                        'filesize'  3958538
                                           'mtime'  1636912551
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic vol 7 07 Tenko_s rock gr punk
                                      'tag_artist'  Mizutama Shobodan
                                     'tag_release'  Maid's Prayer Sounds Like DA-DA-DA!
                                       'tag_title'  Tenko's Hysterics Love Song
                                             'bpm'  136.001
                                    'search_title'  'hysterics':4 'love':5 's':2 'song':6 'tenko':1 'tenkos':3
                                   'search_artist'  'mizutama':1 'shobodan':2
                                  'search_release'  'da':7,8,9 'dadada':10 'like':6 'maid':1 'maids':3 'prayer':4 's':2 'sounds':5
                                     'search_rest'  '00poprockelectronic':1 '7':3 'gr':7 'punk':8 'rock':6 's':5 'tenko':4 'vol':2
                                    'search_combo'  '00poprockelectronic':19 '7':21 'da':15C,16C,17C 'dadada':18C 'gr':25 'hysterics':4A 'like':14C 'love':5A 'maid':9C 'maids':11C 'mizutama':7B 'prayer':12C 'punk':26 'rock':24 's':2A,10C,23 'shobodan':8B 'song':6A 'sounds':13C 'tenko':1A,22 'tenkos':3A 'vol':20
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-2', 'q-chart-2', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['post-punk', 'all', 'japanese', 'punk', 'best songs ever']
                                        'tag_date'  
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636912550.9452953  (2021-11-14 18:55:50)
                             'size'  3958538