======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '130'
                                          'artist'  'Anita Bryant'
                                     'text_people'  'Meredith Willson'
                                         'release'  'Golden Classics: Paper Roses'
                                           'title'  'Till There Was You'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', 'christian', 'female vocalists', 'pop', '60s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '143.213'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-195 POS 30'
'COMM:ID3v1 Comment:XXX'                            '59-195 POS 30'
'MCDI' (Music CD identifier)                        MCDI(data=b'E\x00+\x009\x006\x00+\x003\x003\x003\x004\x00+\x006\x002\x003\x009\x00+\x008\x008\x008\x00E\x00+\x00A\x00E\x00B\x005\x00+\x00D\x002\x00D\x00F\x00+\x00F\x00E\x00E\x007\x00+\x001\x002\x00D\x006\x00B\x00+\x001\x005\x007\x002\x008\x00+\x001\x008\x003\x008\x008\x00+\x001\x00B\x002\x009\x00A\x00+\x001\x00D\x00C\x008\x001\x00+\x002\x000\x00C\x003\x008\x00+\x002\x003\x004\x00A\x004\x00+\x002\x007\x001\x00D\x000\x00\x00\x00')
'PRIV:AverageLevel:ê\x11\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xea\x11\x00\x00')
'PRIV:PeakValue:Hx\x00\x00'                         PRIV(owner='PeakValue', data=b'Hx\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')
'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 \x002\x003\x001\x004\x004\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x002\x003\x008\x005\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x003\x008\x002\x006\x004\x009\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x002\x003\x001\x004\x004\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x002\x003\x008\x005\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x003\x008\x002\x006\x004\x009\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:)\x85Û®ÿð\x0bI\x84B\x08\x87¸\x16ù]'  PRIV(owner='WM/WMCollectionGroupID', data=b')\x85\xdb\xae\xff\xf0\x0bI\x84B\x08\x87\xb8\x16\xf9]')
'PRIV:WM/WMCollectionID:)\x85Û®ÿð\x0bI\x84B\x08\x87¸\x16ù]'  PRIV(owner='WM/WMCollectionID', data=b')\x85\xdb\xae\xff\xf0\x0bI\x84B\x08\x87\xb8\x16\xf9]')
'PRIV:WM/WMContentID:í±\x90ØÄ8rO¦\x05Ü×þÙ\x110'     PRIV(owner='WM/WMContentID', data=b'\xed\xb1\x90\xd8\xc48rO\xa6\x05\xdc\xd7\xfe\xd9\x110')
'TALB' (Album/Movie/Show title)                     'Golden Classics: Paper Roses'
'TBPM' (BPM (beats per minute))                     '143.213'
'TCOM' (Composer)                                   'Meredith Willson'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         'Till There Was You'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '130226'
'TPE1' (Lead performer(s)/Soloist(s))               'Anita Bryant'
'TPE2' (Band/orchestra/accompaniment)               'Anita Bryant'
'TPUB' (Publisher)                                  'Collectables'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oldies', 'christian', 'female vocalists', 'pop', '60s']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                        '+1.65 dB'
'TXXX:replaygain_track_peak'                        '0.468399'

========================== row from database ==========================
                                              'id'  1447113
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-195 - Anita Bryant - Till There Was You.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  130
                                           'genre'  prerock-unsorted
                                        'filesize'  5210454
                                           'mtime'  1621698405
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 195 prerock unsorted
                                      'tag_artist'  Anita Bryant
                                     'tag_release'  Golden Classics: Paper Roses
                                       'tag_title'  Till There Was You
                                             'bpm'  143.213
                                    'search_title'  'there':2 'till':1 'was':3 'you':4
                                   'search_artist'  'anita':1 'bryant':2
                                  'search_release'  'classics':2,3 'golden':1 'paper':4 'roses':5
                                     'search_rest'  '00oldiepop':5 '195':8 '1959':6 '59':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'unsorted':10
                                    'search_combo'  '00oldiepop':16 '195':19 '1959':17 '59':18 'anita':5B 'bryant':6B 'classics':8C,9C 'country':15 'exotica':13 'golden':7C 'jazz':12 'oldies':14 'paper':10C 'prerock':20 'roses':11C 'there':2A 'till':1A 'unsorted':21 'was':3A 'you':4A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['oldies', 'christian', 'female vocalists', 'pop', '60s']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698405.3884013  (2021-05-22 17:46:45)
                             'size'  5210454