======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '172'
                                          'artist'  'Hank Williams'
                                     'text_people'  'Hank Williams'
                                         'release'  'Hank Williams As Luke The Drifter-Beyond the Sunset'
                                           'title'  "everything's ok"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['country', 'singer songwriter', 'americana', 'folk', 'classic country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1953'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '144.541'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'evilroo'
'COMM:ID3v1 Comment:XXX'                            'evilroo'
'POPM:no@email'                                     POPM(email='no@email', rating=64, count=0)
'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')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x007\x003\x005\x007\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x003\x008\x002\x003\x001\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x004\x001\x005\x000\x006\x007\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x007\x003\x005\x007\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x003\x008\x002\x003\x001\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x004\x001\x005\x000\x006\x007\x00\x00\x00')
"PRIV:WM/WMCollectionGroupID:\x0b×x_a'HA\x99\x14E¾8¶¹\x1d"  PRIV(owner='WM/WMCollectionGroupID', data=b"\x0b\xd7x_a'HA\x99\x14E\xbe8\xb6\xb9\x1d")
'PRIV:WM/WMCollectionID:Ña\x87×\x92¹OK¯Bªô\x0f\x8a\xadÝ'  PRIV(owner='WM/WMCollectionID', data=b'\xd1a\x87\xd7\x92\xb9OK\xafB\xaa\xf4\x0f\x8a\xad\xdd')
'PRIV:WM/WMContentID:µk¢hz`tM\x8fÛ»B\x01XëT'        PRIV(owner='WM/WMContentID', data=b'\xb5k\xa2hz`tM\x8f\xdb\xbbB\x01X\xebT')
'TALB' (Album/Movie/Show title)                     'Hank Williams As Luke The Drifter-Beyond the Sunset'
'TBPM' (BPM (beats per minute))                     '144.541'
'TCOM' (Composer)                                   'Hank Williams'
'TCON' (Content type, a.k.a. Genre)                 ['loc-namerica-country', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         "everything's ok"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hank Williams Sr'
'TPE2' (Band/orchestra/accompaniment)               'Hank Williams'
'TPUB' (Publisher)                                  'Proper Records'
'TRCK' (Track number/Position in set)               '12'
'TXXX:DATE'                                         '1953'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['country', 'singer songwriter', 'americana', 'folk', 'classic country']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.95 dB'
'TXXX:replaygain_track_peak'                        '0.589803'

========================== row from database ==========================
                                              'id'  1513745
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/hank williams sr as luke the drifter-beyond the sunset/12-luke the drifter-everything_s okay.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  172
                                           'genre'  loc-namerica-country;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  6887555
                                           'mtime'  1621628477
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country hank williams sr as luke drifter beyond sunset 12 luke drifter everything_s okay loc namerica country;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Hank Williams
                                     'tag_release'  Hank Williams As Luke The Drifter-Beyond the Sunset
                                       'tag_title'  everything's ok
                                             'bpm'  144.541
                                    'search_title'  'everything':1 'everythings':3 'ok':4 's':2
                                   'search_artist'  'hank':1 'williams':2
                                  'search_release'  'as':3 'beyond':7 'drifter':6 'drifterbeyond':8 'hank':1 'luke':4 'sunset':9 'the':5 'williams':2
                                     'search_rest'  'as':8 'beyond':11 'country':4,18,20 'drifter':10 'everything':13 'exotica':2 'hank':5 'jazz':1 'loc':16 'luke':9 'mor':27 'namerica':17 'okay':15 'oldies':3 'pl':22 's':14 'set':19,21,24,26 'shirleyspinoza':23,25 'sr':7 'sunset':12 'williams':6
                                    'search_combo'  'as':9C,23 'beyond':13C,26 'country':19,33,35 'drifter':12C,25 'drifterbeyond':14C 'everything':1A,28 'everythings':3A 'exotica':17 'hank':5B,7C,20 'jazz':16 'loc':31 'luke':10C,24 'mor':42 'namerica':32 'ok':4A 'okay':30 'oldies':18 'pl':37 's':2A,29 'set':34,36,39,41 'shirleyspinoza':38,40 'sr':22 'sunset':15C,27 'the':11C 'williams':6B,8C,21
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['country', 'singer songwriter', 'americana', 'folk', 'classic country']
                                        'tag_date'  1953
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628476.8492806  (2021-05-21 22:21:16)
                             'size'  6887555