======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '192'
                                          'artist'  'Scissor Sisters'
                                     'text_people'  ''
                                         'release'  'Scissor Sisters'
                                           'title'  'Better Luck Next Time'
                                           'quals'  "['q-bass-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'Electronic'
                                             'bpm'  '106.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'POPM:'                                             POPM(email='', rating=204)
'PRIV:AverageLevel:C \x00\x00'                      PRIV(owner='AverageLevel', data=b'C \x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\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:M\x00u\x00z\x00e\x00\x00\x00'     PRIV(owner='WM/Provider', data=b'M\x00u\x00z\x00e\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:ß¾\x18Â\x8b\xa0\x0bI±l:Ô\x1f\x88\x13Ø'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xdf\xbe\x18\xc2\x8b\xa0\x0bI\xb1l:\xd4\x1f\x88\x13\xd8')
'PRIV:WM/WMCollectionID:ß¾\x18Â\x8b\xa0\x0bI±l:Ô\x1f\x88\x13Ø'  PRIV(owner='WM/WMCollectionID', data=b'\xdf\xbe\x18\xc2\x8b\xa0\x0bI\xb1l:\xd4\x1f\x88\x13\xd8')
'PRIV:WM/WMContentID:\x82\r\x89±âsáI\x83¸\x1d\x85P¨87'  PRIV(owner='WM/WMContentID', data=b'\x82\r\x89\xb1\xe2s\xe1I\x83\xb8\x1d\x85P\xa887')
'PRIV:www.mexp.dk:\x01\x0b\x00\x00\x00\x00good stuff\x01\x07\x00\x00\x00\x00rockey\x01\x07\x00\x00\x00\x00active'  PRIV(owner='www.mexp.dk', data=b'\x01\x0b\x00\x00\x00\x00good stuff\x01\x07\x00\x00\x00\x00rockey\x01\x07\x00\x00\x00\x00active')
'TALB' (Album/Movie/Show title)                     'Scissor Sisters'
'TBPM' (BPM (beats per minute))                     '106.0'
'TCON' (Content type, a.k.a. Genre)                 'Electronic'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Better Luck Next Time'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Scissor Sisters'
'TPE2' (Band/orchestra/accompaniment)               'Scissor Sisters'
'TPUB' (Publisher)                                  'Polydor'
'TRCK' (Track number/Position in set)               '9'
'TXXX:MusicBrainz Album Id'                         '0f808338-56cb-48eb-8082-593c0344b78f'
'TXXX:MusicBrainz Artist Id'                        '4236d929-9a81-4c8e-97c3-8d3306780f50'
'TXXX:MusicBrainz TRM Id'                           '900e3d66-441e-4477-be4e-ab460550deb9'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e09b19d3-5d67-4721-afa3-388f4b724da6')

========================== row from database ==========================
                                              'id'  1538694
                                            'path'  /data/Music/Other/PrevSet/[0yay1]/zUnsorted/Scissor Sisters - Better Luck Next Time.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  192
                                           'genre'  Electronic
                                        'filesize'  4620462
                                           'mtime'  1662800324
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [0yay1] zUnsorted Electronic
                                      'tag_artist'  Scissor Sisters
                                     'tag_release'  Scissor Sisters
                                       'tag_title'  Better Luck Next Time
                                             'bpm'  106.0
                                    'search_title'  'better':1 'luck':2 'next':3 'time':4
                                   'search_artist'  'scissor':1 'sisters':2
                                  'search_release'  'scissor':1 'sisters':2
                                     'search_rest'  '0yay1':2,3 'electronic':5 'prev':6 'prevset':1 'set':7 'unsorted':9 'z':8 'zunsorted':4
                                    'search_combo'  '0yay1':10,11 'better':1A 'electronic':13 'luck':2A 'next':3A 'prev':14 'prevset':9 'scissor':5B,7C 'set':15 'sisters':6B,8C 'time':4A 'unsorted':17 'z':16 'zunsorted':12
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['q-bass-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800323.8041606  (2022-09-10 10:58:43)
                             'size'  4620462