======================== unified (from filesystem) ========================
                                         'bitrate'  '197.028'
                                        'duration'  '172'
                                          'artist'  'The Aggrolites'
                                     'text_people'  'Dixon/Jeff Roffredo/Rivas/Wagner'
                                         'release'  'The Aggrolites IV'
                                           'title'  'The Least I Could Do'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rocksteady', 'reggae', 'dirty reggae', 'ska', 'skinhead reggae']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-modern'
                                             'bpm'  '104.015'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

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'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')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
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'PRIV:WM/WMCollectionGroupID:À\x97S\x89û¿\x0fM\x8bÃÿ\x10Ö\x7fÕ:'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xc0\x97S\x89\xfb\xbf\x0fM\x8b\xc3\xff\x10\xd6\x7f\xd5:')
'PRIV:WM/WMCollectionID:À\x97S\x89û¿\x0fM\x8bÃÿ\x10Ö\x7fÕ:'  PRIV(owner='WM/WMCollectionID', data=b'\xc0\x97S\x89\xfb\xbf\x0fM\x8b\xc3\xff\x10\xd6\x7f\xd5:')
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'TALB' (Album/Movie/Show title)                     'The Aggrolites IV'
'TBPM' (BPM (beats per minute))                     '104.015'
'TCOM' (Composer)                                   'Dixon/Jeff Roffredo/Rivas/Wagner'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-modern'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'The Least I Could Do'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Aggrolites'
'TPE2' (Band/orchestra/accompaniment)               'The Aggrolites'
'TPUB' (Publisher)                                  'Hellcat'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['rocksteady', 'reggae', 'dirty reggae', 'ska', 'skinhead reggae']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'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'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.16 dB'
'TXXX:replaygain_track_peak'                        '0.356193'

========================== row from database ==========================
                                              'id'  1377969
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Aggrolites, the/IV/16 the least i could do.mp3
                                         'working'  None
                                         'bitrate'  197
                                    'duration_sec'  172
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-modern
                                        'filesize'  4242813
                                           'mtime'  1620520864
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub Aggrolites, the 16 the least could do loc style reggae or dub or ska or dancehall dub modern
                                      'tag_artist'  The Aggrolites
                                     'tag_release'  The Aggrolites IV
                                       'tag_title'  The Least I Could Do
                                             'bpm'  104.015
                                    'search_title'  'could':4 'do':5 'i':3 'least':2 'the':1
                                   'search_artist'  'aggrolites':2 'the':1
                                  'search_release'  'aggrolites':2 'iv':3 'the':1
                                     'search_rest'  '00reggae':1 'aggrolites':3,4 'could':7 'dancehall':14 'do':8 'dub':2 'least':6 'loc':9 'modern':15 'or':12 'reggae':11 'ska':13 'style':10 'the':5
                                    'search_combo'  '00reggae':11 'aggrolites':7B,9C,13,14 'could':4A,17 'dancehall':24 'do':5A,18 'dub':12 'i':3A 'iv':10C 'least':2A,16 'loc':19 'modern':25 'or':22 'reggae':21 'ska':23 'style':20 'the':1A,6B,8C,15
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rocksteady', 'reggae', 'dirty reggae', 'ska', 'skinhead reggae']
                                        'tag_date'  2009
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620520864.246315  (2021-05-09 02:41:04)
                             'size'  4242813