======================== unified (from filesystem) ========================
                                         'bitrate'  '195.511'
                                        'duration'  '247'
                                          'artist'  'Kaskade'
                                     'text_people'  'Finn Bjarson/Ryan Raddon/Tamra Keenan'
                                         'release'  'Dance Mania 2009'
                                           'title'  'Angel On My Shoulder'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'house', 'lounge', 'deep house', 'electronic', 'chillout']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '125.939'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'COMM:iTunNORM:eng'                                 (' 0000132C 0000120B 00008B8D 000089F9 0002251D 00022165 00008000 00008000 '
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'PRIV:WM/WMCollectionID:\x06mÝl¡\x9fûDµyVïrò\x85R'  PRIV(owner='WM/WMCollectionID', data=b'\x06m\xddl\xa1\x9f\xfbD\xb5yV\xefr\xf2\x85R')
'PRIV:WM/WMContentID:P×a1pÔED\x8fõ6ií·bâ'           PRIV(owner='WM/WMContentID', data=b'P\xd7a1p\xd4ED\x8f\xf56i\xed\xb7b\xe2')
'TALB' (Album/Movie/Show title)                     'Dance Mania 2009'
'TBPM' (BPM (beats per minute))                     '125.939'
'TCOM' (Composer)                                   'Finn Bjarson/Ryan Raddon/Tamra Keenan'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Angel On My Shoulder'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kaskade'
'TPE2' (Band/orchestra/accompaniment)               'Kaskade'
'TPUB' (Publisher)                                  'Ultra'
'TRCK' (Track number/Position in set)               '18'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'house', 'lounge', 'deep house', 'electronic', 'chillout']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.70 dB'
'TXXX:replaygain_track_peak'                        '0.433907'

========================== row from database ==========================
                                              'id'  1283399
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/top, dance, club, best of, etc/118-kaskade-angel_on_my_shoulder(2).mp3
                                         'working'  None
                                         'bitrate'  195
                                    'duration_sec'  247
                                           'genre'  electronic-unsorted
                                        'filesize'  6048910
                                           'mtime'  1621696834
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted top, dance, club, best of, etc 118 kaskade angel_on_my_shoulder(2) electronic unsorted
                                      'tag_artist'  Kaskade
                                     'tag_release'  Dance Mania 2009
                                       'tag_title'  Angel On My Shoulder
                                             'bpm'  125.939
                                    'search_title'  'angel':1 'my':3 'on':2 'shoulder':4
                                   'search_artist'  'kaskade':1
                                  'search_release'  '2009':3 'dance':1 'mania':2
                                     'search_rest'  '00poprockelectronic':1 '118':13 '2':19 'angel':15,20 'best':9 'club':7,8 'dance':5,6 'electronic':24 'etc':12 'kaskade':14 'my':17,22 'of':10,11 'on':16,21 'shoulder':18 'shoulder2':23 'top':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':9 '118':21 '2':27 '2009':8C 'angel':1A,23,28 'best':17 'club':15,16 'dance':6C,13,14 'electronic':32 'etc':20 'kaskade':5B,22 'mania':7C 'my':3A,25,30 'of':18,19 'on':2A,24,29 'shoulder':4A,26 'shoulder2':31 'top':11,12 'unsorted':10
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'lounge', 'deep house', 'electronic', 'chillout']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696834.4305224  (2021-05-22 17:20:34)
                             'size'  6048910