======================== unified (from filesystem) ========================
                                         'bitrate'  '219.921'
                                        'duration'  '181'
                                          'artist'  'Harry J All Stars'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'U.F.O.                                                kuky3'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', '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-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ska', 'reggae', 'rocksteady', 'skinhead reggae', 'all']"
                             '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'  '141.512'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:(!\x00\x00'                      PRIV(owner='AverageLevel', data=b'(!\x00\x00')
'PRIV:PeakValue:G~\x00\x00'                         PRIV(owner='PeakValue', data=b'G~\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')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '141.512'
'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)         'U.F.O.                                                kuky3'
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '181000'
'TPE1' (Lead performer(s)/Soloist(s))               'Harry J All Stars'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['ska', 'reggae', 'rocksteady', 'skinhead reggae', 'all']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.97 dB'
'TXXX:replaygain_track_peak'                        '0.493279'

========================== row from database ==========================
                                              'id'  985397
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/Harry J. Allstars - U.F.O. [BM-1028A] kuky3.mp3
                                         'working'  None
                                         'bitrate'  219
                                    'duration_sec'  181
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  4996992
                                           'mtime'  1620523972
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles J. Allstars [BM 1028A] loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Harry J All Stars
                                     'tag_release'  Reggae Singles
                                       'tag_title'  U.F.O.                                                kuky3
                                             'bpm'  141.512
                                    'search_title'  'f':2 'kuky3':5 'o':3 'u':1 'ufo':4
                                   'search_artist'  'all':3 'harry':1 'j':2 'stars':4
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1028a':8,9 'allstars':5 'and':17 'bm':6,7 'dancehall':15 'dub':13 'j':3,4 'loc':10 'or':12 'reggae':1 'roots':16 'singles':2 'ska':14 'style':11
                                    'search_combo'  '1028a':19,20 'all':8B 'allstars':16 'and':28 'bm':17,18 'dancehall':26 'dub':24 'f':2A 'harry':6B 'j':7B,14,15 'kuky3':5A 'loc':21 'o':3A 'or':23 'reggae':10C,12 'roots':27 'singles':11C,13 'ska':25 'stars':9B 'style':22 'u':1A 'ufo':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', '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-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ska', 'reggae', 'rocksteady', 'skinhead reggae', 'all']
                                        'tag_date'  1973
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620523972.0566397  (2021-05-09 03:32:52)
                             'size'  4996992