======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '227'
                                          'artist'  'Bag-e/Prince Jamo'
                                     'text_people'  ''
                                         'release'  'US-CD-02 - Dub Showcase'
                                           'title'  'Lightening & Thunder'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-unsorted'
                                             'bpm'  '125.782'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'US-CD-02 - Dub Showcase'
'TBPM' (BPM (beats per minute))                     '125.782'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-unsorted'
'TIT2' (Title/songname/content description)         'Lightening & Thunder'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bag-e/Prince Jamo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:date'                                         '2011'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+15.55 dB'
'TXXX:replaygain_track_peak'                        '0.059640'

========================== row from database ==========================
                                              'id'  1372319
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Bag-e - 2011 - USCD002 - va - unique sounds dub showcase/03 - prince jamo - lightening & thunder.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  227
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-unsorted
                                        'filesize'  9131941
                                           'mtime'  1620521062
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub 2011 USCD002 va unique sounds dub showcase 03 prince jamo lightening thunder loc style reggae or dub or ska or dancehall dub unsorted
                                      'tag_artist'  Bag-e/Prince Jamo
                                     'tag_release'  US-CD-02 - Dub Showcase
                                       'tag_title'  Lightening & Thunder
                                             'bpm'  125.782
                                    'search_title'  'lightening':1 'thunder':2
                                   'search_artist'  'bag':1 'bageprince':4 'e':2 'jamo':5 'prince':3
                                  'search_release'  '02':3 'cd':2 'dub':5 'showcase':6 'us':1 'uscd02':4
                                     'search_rest'  '00reggae':1 '2011':3 'dancehall':18 'dub':2 'jamo':10 'lightening':11 'loc':13 'or':16 'prince':9 'reggae':15 'showcase':8 'ska':17 'sounds':7 'style':14 'thunder':12 'unique':6 'unsorted':19 'uscd002':4 'va':5
                                    'search_combo'  '00reggae':14 '02':10C '2011':16 'bag':3B 'bageprince':6B 'cd':9C 'dancehall':31 'dub':12C,15 'e':4B 'jamo':7B,23 'lightening':1A,24 'loc':26 'or':29 'prince':5B,22 'reggae':28 'showcase':13C,21 'ska':30 'sounds':20 'style':27 'thunder':2A,25 'unique':19 'unsorted':32 'us':8C 'uscd002':17 'uscd02':11C 'va':18
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620521062.1831532  (2021-05-09 02:44:22)
                             'size'  9131941