======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '255'
                                          'artist'  'Tokyo Ska Paradise Orchestra'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'annyakouro'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'Q-PLAY-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ska', 'japanese', 'jazz', 'j-ska', 'ska-jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan'
                                             'bpm'  '144.233'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '144.233'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-japan'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'annyakouro'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tokyo Ska Paradise Orchestra'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Mp3gain_minmax'                               '079,206'
'TXXX:Mp3gain_undo'                                 '+004,+004,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['ska', 'japanese', 'jazz', 'j-ska', 'ska-jazz']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.10 dB'
'TXXX:replaygain_track_peak'                        '0.506135'

========================== row from database ==========================
                                              'id'  1268378
                                            'path'  /data/Music/Bulk/00localcharacter/Artiste - Tokyo Ska Paradise Orchestra/2002 - STOMPIN ON DOWN BEAT ALLEY/10 - annyakouro.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  255
                                           'genre'  loc-asia-japan
                                        'filesize'  6123507
                                           'mtime'  1622802235
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Artiste 2002 STOMPIN ON DOWN BEAT ALLEY 10 loc asia japan
                                      'tag_artist'  Tokyo Ska Paradise Orchestra
                                     'tag_release'  None
                                       'tag_title'  annyakouro
                                             'bpm'  144.233
                                    'search_title'  'annyakouro':1
                                   'search_artist'  'orchestra':4 'paradise':3 'ska':2 'tokyo':1
                                  'search_release'  
                                     'search_rest'  '2002':2 'alley':7 'artiste':1 'asia':9 'beat':6 'down':5 'japan':10 'loc':8 'on':4 'stompin':3
                                    'search_combo'  '2002':7 'alley':12 'annyakouro':1A 'artiste':6 'asia':14 'beat':11 'down':10 'japan':15 'loc':13 'on':9 'orchestra':5B 'paradise':4B 'ska':3B 'stompin':8 'tokyo':2B
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ska', 'japanese', 'jazz', 'j-ska', 'ska-jazz']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622802234.822333  (2021-06-04 12:23:54)
                             'size'  6123507