======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '405'
                                          'artist'  'Korean Black Eyes'
                                     'text_people'  ''
                                         'release'  'Tape No093 - Real Girls In The Garage Land (Part XXIV)'
                                           'title'  'Nights In White Satin'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['korean']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '102.1'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'http://garagetapes.blogspot.com/'
'TALB' (Album/Movie/Show title)                     'Tape No093 - Real Girls In The Garage Land (Part XXIV)'
'TBPM' (BPM (beats per minute))                     '102.1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Nights In White Satin'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Korean Black Eyes'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'KR'
'TXXX:lastfmtags'                                   'korean'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.51 dB'
'TXXX:replaygain_track_peak'                        '0.970848'
'TXXX:tracknum'                                     '18'

========================== row from database ==========================
                                              'id'  505276
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT093/18 - Korean Black Eyes - Nights In White Satin (197 KR).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  405
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  9742336
                                           'mtime'  1620383940
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT093 18 (197 KR) rock gr garage;set pl garagetapes
                                      'tag_artist'  Korean Black Eyes
                                     'tag_release'  Tape No093 - Real Girls In The Garage Land (Part XXIV)
                                       'tag_title'  Nights In White Satin
                                             'bpm'  102.1
                                    'search_title'  'in':2 'nights':1 'satin':4 'white':3
                                   'search_artist'  'black':2 'eyes':3 'korean':1
                                  'search_release'  'garage':7 'girls':4 'in':5 'land':8 'no093':2 'part':9,10 'real':3 'tape':1 'the':6 'xxiv':11,12
                                     'search_rest'  '18':6 '197':7,8 'blogspot':2 'com':3 'garage':13,15 'garagetapes':1,18 'garagetapesblogspotcom':4 'gr':12 'gt093':5 'kr':9,10 'pl':17 'rock':11 'set':14,16
                                    'search_combo'  '18':25 '197':26,27 'black':6B 'blogspot':21 'com':22 'eyes':7B 'garage':14C,32,34 'garagetapes':20,37 'garagetapesblogspotcom':23 'girls':11C 'gr':31 'gt093':24 'in':2A,12C 'korean':5B 'kr':28,29 'land':15C 'nights':1A 'no093':9C 'part':16C,17C 'pl':36 'real':10C 'rock':30 'satin':4A 'set':33,35 'tape':8C 'the':13C 'white':3A 'xxiv':18C,19C
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['korean']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620383940.433118  (2021-05-07 12:39:00)
                             'size'  9742336