======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '239'
                                          'artist'  'Father Sketto'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'Big Nine       kuky3'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1973'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '126.017'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x97 \x00\x00'                   PRIV(owner='AverageLevel', data=b'\x97 \x00\x00')
'PRIV:PeakValue:þ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xfe\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
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'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '126.017'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '1973'
'TIT2' (Title/songname/content description)         'Big Nine       kuky3'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Father Sketto'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.444923'

========================== row from database ==========================
                                              'id'  985633
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/father sketto - big nine [pm-877a] kuky3.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  239
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  4782080
                                           'mtime'  1620524206
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles father sketto big nine [pm 877a] loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Father Sketto
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Big Nine       kuky3
                                             'bpm'  126.017
                                    'search_title'  'big':1 'kuky3':3 'nine':2
                                   'search_artist'  'father':1 'sketto':2
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '877a':9,10 'and':18 'big':5 'dancehall':16 'dub':14 'father':3 'loc':11 'nine':6 'or':13 'pm':7,8 'reggae':1 'roots':17 'singles':2 'ska':15 'sketto':4 'style':12
                                    'search_combo'  '877a':16,17 'and':25 'big':1A,12 'dancehall':23 'dub':21 'father':4B,10 'kuky3':3A 'loc':18 'nine':2A,13 'or':20 'pm':14,15 'reggae':6C,8 'roots':24 'singles':7C,9 'ska':22 'sketto':5B,11 'style':19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           '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-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1973
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524206.4134257  (2021-05-09 03:36:46)
                             'size'  4782080