======================== unified (from filesystem) ========================
                                         'bitrate'  '155.646'
                                        'duration'  '152'
                                          'artist'  'Lizzy'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'Love Is A Treasure'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['hiphop', 'korean', 'all', 'after school', 'orange caramel']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '84.420'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '84.420'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TIT2' (Title/songname/content description)         'Love Is A Treasure'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Lizzy'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['hiphop', 'korean', 'all', 'after school', 'orange caramel']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.59 dB'
'TXXX:replaygain_track_peak'                        '0.594085'

========================== row from database ==========================
                                              'id'  985166
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/[JA_Duke Reid_DUC 0028-A-1_1973] Lizzy - Love Is A Treasure.mp3
                                         'working'  None
                                         'bitrate'  155
                                    'duration_sec'  152
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  2963328
                                           'mtime'  1620524097
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [JA_Duke Reid_DUC 0028 1_1973] loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Lizzy
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Love Is A Treasure
                                             'bpm'  84.42
                                    'search_title'  'a':3 'is':2 'love':1 'treasure':4
                                   'search_artist'  'lizzy':1
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1':9,11 '1973':10,12 'and':20 'dancehall':18 'dub':16 'duc':8 'duke':4,6 'ja':3,5 'loc':13 'or':15 'reggae':1 'reid':7 'roots':19 'singles':2 'ska':17 'style':14
                                    'search_combo'  '1':16,18 '1973':17,19 'a':3A 'and':27 'dancehall':25 'dub':23 'duc':15 'duke':11,13 'is':2A 'ja':10,12 'lizzy':5B 'loc':20 'love':1A 'or':22 'reggae':6C,8 'reid':14 'roots':26 'singles':7C,9 'ska':24 'style':21 'treasure':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hiphop', 'korean', 'all', 'after school', 'orange caramel']
                                        'tag_date'  
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620524097.2863033  (2021-05-09 03:34:57)
                             'size'  2963328