======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '306'
                                          'artist'  'Deadstar Assembly'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Your Friend'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['industrial metal', 'industrial', 'metal', 'gothic', 'industrial rock', "
 "'electronic']")
                                     'discogstags'  "['industrial', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'eid-metal-industrial'
                                             'bpm'  '94.946'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000D0F 00000D57 00003E3E 00'
'COMM:iTunNORM:eng'                                 (' 00000D0F 00000D57 00003E3E 00003DCB 0000C367 0000C367 00007F13 00007FA4 '
 '000445C0 0000C395')
'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')
'TBPM' (BPM (beats per minute))                     '94.946'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-industrial'
'TENC' (Encoded by)                                 'Ripped with StationRipper'
'TIT2' (Title/songname/content description)         'Your Friend'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Deadstar Assembly'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['industrial', 'rock']
'TXXX:lastfmtags'                                   ['industrial metal',
 'industrial',
 'metal',
 'gothic',
 'industrial rock',
 'electronic']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+5.09 dB'
'TXXX:replaygain_track_peak'                        '0.231104'

========================== row from database ==========================
                                              'id'  1339490
                                            'path'  /data/Music/Bulk/00poprockelectronic/Deadstar Assembly/Unknown Album/Your Friend.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  306
                                           'genre'  eid-metal-industrial
                                        'filesize'  4898810
                                           'mtime'  1620311101
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unknown Album eid metal industrial
                                      'tag_artist'  Deadstar Assembly
                                     'tag_release'  None
                                       'tag_title'  Your Friend
                                             'bpm'  94.946
                                    'search_title'  'friend':2 'your':1
                                   'search_artist'  'assembly':2 'deadstar':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'album':3 'eid':4 'industrial':6 'metal':5 'unknown':2
                                    'search_combo'  '00poprockelectronic':5 'album':7 'assembly':4B 'deadstar':3B 'eid':8 'friend':2A 'industrial':10 'metal':9 'unknown':6 'your':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial metal', 'industrial', 'metal', 'gothic', 'industrial rock', 'electronic']
                                        'tag_date'  
                                     'discogstags'  ['industrial', 'rock']

============================== file details ==============================
                                           'mtime'  1620311101.4631336  (2021-05-06 16:25:01)
                             'size'  4898810