======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '198'
                                          'artist'  'I Roy'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'Step Right Up                                  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-2', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'dub', 'roots reggae', 'dancehall', 'roots']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '142.008'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:AverageLevel:\\\x13\x00\x00'                  PRIV(owner='AverageLevel', data=b'\\\x13\x00\x00')
'PRIV:PeakValue:\x9fp\x00\x00'                      PRIV(owner='PeakValue', data=b'\x9fp\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))                     '142.008'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Step Right Up                                  kuky3'
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '198000'
'TPE1' (Lead performer(s)/Soloist(s))               'I Roy'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1'
'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'                                   ['reggae', 'dub', 'roots reggae', 'dancehall', 'roots']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.71 dB'
'TXXX:replaygain_track_peak'                        '0.739886'

========================== row from database ==========================
                                              'id'  985318
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/I Roy - Step Right Up (walk right in) [BU-552A] kuky3.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  198
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  4907353
                                           'mtime'  1620523978
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles (walk right in) [BU 552A] loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  I Roy
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Step Right Up                                  kuky3
                                             'bpm'  142.008
                                    'search_title'  'kuky3':4 'right':2 'step':1 'up':3
                                   'search_artist'  'i':1 'roy':2
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '552a':10,11 'and':19 'bu':8,9 'dancehall':17 'dub':15 'in':6,7 'loc':12 'or':14 'reggae':1 'right':5 'roots':18 'singles':2 'ska':16 'style':13 'walk':3,4
                                    'search_combo'  '552a':18,19 'and':27 'bu':16,17 'dancehall':25 'dub':23 'i':5B 'in':14,15 'kuky3':4A 'loc':20 'or':22 'reggae':7C,9 'right':2A,13 'roots':26 'roy':6B 'singles':8C,10 'ska':24 'step':1A 'style':21 'up':3A 'walk':11,12
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', '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-2', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'dub', 'roots reggae', 'dancehall', 'roots']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620523977.8753912  (2021-05-09 03:32:57)
                             'size'  4907353