======================== unified (from filesystem) ========================
                                         'bitrate'  '151.459'
                                        'duration'  '109'
                                          'artist'  'Halcali'
                                     'text_people'  ''
                                         'release'  'Halcali Bacon'
                                           'title'  'Japan Tittle'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-3', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['shibuya kei', 'jpop', 'japanese', 'j pop', 'hip hop']"
                                     'discogstags'  "['electronic', 'hip hop', 'pop', 'j-pop', 'pop rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '119.054'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Halcali Bacon'
'TBPM' (BPM (beats per minute))                     '119.054'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Japan Tittle'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Halcali'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'hip hop', 'pop', 'j-pop', 'pop rap']
'TXXX:lastfmtags'                                   ['shibuya kei', 'jpop', 'japanese', 'j pop', 'hip hop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.429194'

========================== row from database ==========================
                                              'id'  928005
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/halcali/bacon/13_Japan_Tittle.mp3
                                         'working'  None
                                         'bitrate'  151
                                    'duration_sec'  109
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  2079189
                                           'mtime'  1621695590
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia halcali bacon 13_Japan_Tittle loc asia japan;loc asia japan jpop
                                      'tag_artist'  Halcali
                                     'tag_release'  Halcali Bacon
                                       'tag_title'  Japan Tittle
                                             'bpm'  119.054
                                    'search_title'  'japan':1 'tittle':2
                                   'search_artist'  'halcali':1
                                  'search_release'  'bacon':2 'halcali':1
                                     'search_rest'  '00asia':1 '13':4 'asia':8 'bacon':3 'halcali':2 'japan':5,9,11,13 'jpop':14 'loc':7,10,12 'tittle':6
                                    'search_combo'  '00asia':6 '13':9 'asia':13 'bacon':5C,8 'halcali':3B,4C,7 'japan':1A,10,14,16,18 'jpop':19 'loc':12,15,17 'tittle':2A,11
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-2', '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-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['shibuya kei', 'jpop', 'japanese', 'j pop', 'hip hop']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'hip hop', 'pop', 'j-pop', 'pop rap']

============================== file details ==============================
                                           'mtime'  1621695590.3676076  (2021-05-22 16:59:50)
                             'size'  2079189