======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '121'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'BM 30 SL 2704 Music of Oceania: The Abelam of Papua Niugini P.1983?'
                                           'title'  "No, 2 Maku, men's song 1'58"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-4', "
 "'Q-OLDST-3', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-1', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'loc-africa'
                                             'bpm'  '118.152'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'BM 30 SL 2704 Music of Oceania: The Abelam of Papua Niugini P.1983?'
'TBPM' (BPM (beats per minute))                     '118.152'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa'
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         "No, 2 Maku, men's song 1'58"
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '2'
'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'                                       '1'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.06 dB'
'TXXX:replaygain_track_peak'                        '0.595938'

========================== row from database ==========================
                                              'id'  1519848
                                            'path'  /data/Music/Bulk/00localcharacter/Music of Oceania - Papua Niugini - The Abelam of (BM 30 SL 2704)/No. 2 Maku, men_s song 1_58.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  121
                                           'genre'  loc-africa
                                        'filesize'  4868474
                                           'mtime'  1620592805
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter (BM 2704) No. men_s 1_58 loc africa
                                      'tag_artist'  [unknown]
                                     'tag_release'  BM 30 SL 2704 Music of Oceania: The Abelam of Papua Niugini P.1983?
                                       'tag_title'  No, 2 Maku, men's song 1'58
                                             'bpm'  118.152
                                    'search_title'  '1':10 '158':12 '2':3 '58':11 'maku':4,5 'men':6 'mens':8 'no':1,2 's':7 'song':9
                                   'search_artist'  'unknown':1,2
                                  'search_release'  '1983':14 '2704':4 '30':2 'abelam':10 'bm':1 'music':5 'niugini':12 'oceania':7,8 'of':6 'p':13 'p1983':15 'papua':11 'sl':3 'the':9
                                     'search_rest'  '1':9 '2704':3,4 '58':10 'africa':12 'bm':1,2 'loc':11 'men':7 'no':5,6 's':8
                                    'search_combo'  '1':10A,38 '158':12A '1983':28C '2':3A '2704':18C,32,33 '30':16C '58':11A,39 'abelam':24C 'africa':41 'bm':15C,30,31 'loc':40 'maku':4A,5A 'men':6A,36 'mens':8A 'music':19C 'niugini':26C 'no':1A,2A,34,35 'oceania':21C,22C 'of':20C 'p':27C 'p1983':29C 'papua':25C 's':7A,37 'sl':17C 'song':9A 'the':23C 'unknown':13B,14B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-1', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1983
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592804.6829133  (2021-05-09 22:40:04)
                             'size'  4868474