======================== unified (from filesystem) ========================
                                         'bitrate'  '126.665'
                                        'duration'  '149'
                                          'artist'  'Hop Tones'
                                     'text_people'  ''
                                         'release'  "Ryukyu Rare Groove: Shimauta Pops in 60's-70's"
                                           'title'  'Uruma Jima'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['japanese', 'japan', 'okinawa', 'okinawan', 'ryukyu']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;set-pl-mor'
                                             'bpm'  '108.181'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Ryukyu Rare Groove: Shimauta Pops in 60's-70's"
'TBPM' (BPM (beats per minute))                     '108.181'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'set-pl-mor']
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         'Uruma Jima'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Hop Tones'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:URL'                                          'https://www.farsidemusic.com/acatalog/Ryukyu-Rare-Groove---Shimauta-Pops-in-60-s-70-s--FSD2283.html'
'TXXX:lastfmtags'                                   ['japanese', 'japan', 'okinawa', 'okinawan', 'ryukyu']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.43 dB'
'TXXX:replaygain_track_peak'                        '0.383025'

========================== row from database ==========================
                                              'id'  1391956
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/ryukyu rare groove. shimauta pops in 60s-70s/04-track 4.mp3
                                         'working'  None
                                         'bitrate'  126
                                    'duration_sec'  149
                                           'genre'  loc-asia-japan;set-pl-mor
                                        'filesize'  2370738
                                           'mtime'  1637019893
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia ryukyu rare groove. shimauta pops 60s 70s 04 track 4 loc asia japan;set pl mor
                                      'tag_artist'  Hop Tones
                                     'tag_release'  Ryukyu Rare Groove: Shimauta Pops in 60's-70's
                                       'tag_title'  Uruma Jima
                                             'bpm'  108.181
                                    'search_title'  'jima':2 'uruma':1
                                   'search_artist'  'hop':1 'tones':2
                                  'search_release'  '60':8 '60s70s':12 '70':10 'groove':3,4 'in':7 'pops':6 'rare':2 'ryukyu':1 's':9,11 'shimauta':5
                                     'search_rest'  '00asia':1 '4':11 '60s':8 '70s':9 'asia':13 'groove':4,5 'japan':14,16 'loc':12 'mor':19 'pl':18 'pops':7 'rare':3 'ryukyu':2 'set':15,17 'shimauta':6 'track':10
                                    'search_combo'  '00asia':17 '4':27 '60':12C '60s':24 '60s70s':16C '70':14C '70s':25 'asia':29 'groove':7C,8C,20,21 'hop':3B 'in':11C 'japan':30,32 'jima':2A 'loc':28 'mor':35 'pl':34 'pops':10C,23 'rare':6C,19 'ryukyu':5C,18 's':13C,15C 'set':31,33 'shimauta':9C,22 'tones':4B 'track':26 'uruma':1A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['japanese', 'japan', 'okinawa', 'okinawan', 'ryukyu']
                                        'tag_date'  1960
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637019892.8474152  (2021-11-16 00:44:52)
                             'size'  2370738