======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '164'
                                          'artist'  'radio broadcast'
                                     'text_people'  ''
                                         'release'  'faith a message from the spirits'
                                           'title'  'koran recital'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-1', 'Q-UNU-3', 'Q-LOCALNESS-4', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['nyc']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '99.910'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'faith a message from the spirits'
'TBPM' (BPM (beats per minute))                     '99.910'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'koran recital'
'TKEY' (Initial key)                                '11A'
'TLEN' (Length)                                     '164000'
'TMED' (Media type)                                 'LIN'
'TPE1' (Lead performer(s)/Soloist(s))               'radio broadcast'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   'nyc'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.08 dB'
'TXXX:replaygain_track_peak'                        '0.592973'
'WCOM:soul jazz'                                    WCOM(url='soul jazz')

========================== row from database ==========================
                                              'id'  470410
                                            'path'  /data/Music/Bulk/00localcharacter/VA. World 1： Trad/Faith： A Message From The Spirits (Soul Jazz Records, 1997) [128k]/11 - radio broadcast - koran recital.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  164
                                           'genre'  loc-unsorted
                                        'filesize'  2635648
                                           'mtime'  1621627193
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter VA. World 1： Trad Faith： A Message From The Spirits (Soul Jazz Records, 1997) [128k] 11 loc unsorted
                                      'tag_artist'  radio broadcast
                                     'tag_release'  faith a message from the spirits
                                       'tag_title'  koran recital
                                             'bpm'  99.91
                                    'search_title'  'koran':1 'recital':2
                                   'search_artist'  'broadcast':2 'radio':1
                                  'search_release'  'a':2 'faith':1 'from':4 'message':3 'spirits':6 'the':5
                                     'search_rest'  '1':4,5,6 '128k':23,24 '1997':21,22 'a':11 'faith':8,9,10 'from':13 'jazz':18 'loc':25 'message':12 'records':19,20 'soul':16,17 'spirits':15 'the':14 'trad':7 'unsorted':26 'va':1,2 'world':3
                                    'search_combo'  '1':14,15,16 '128k':33,34 '1997':31,32 'a':6C,21 'broadcast':4B 'faith':5C,18,19,20 'from':8C,23 'jazz':28 'koran':1A 'loc':35 'message':7C,22 'radio':3B 'recital':2A 'records':29,30 'soul':26,27 'spirits':10C,25 'the':9C,24 'trad':17 'unsorted':36 'va':11,12 'world':13
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['nyc']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627193.0128644  (2021-05-21 21:59:53)
                             'size'  2635648