======================== unified (from filesystem) ========================
                                         'bitrate'  '248.424'
                                        'duration'  '210'
                                          'artist'  'Bleeding Through'
                                     'text_people'  ''
                                         'release'  'This Is Love, This Is Murderou'
                                           'title'  'Dead Like Me'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['metalcore', 'hardcore', 'melodic death metal', 'metal', 'death metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '120'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\x1e\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x1e\x00\x00')
'PRIV:PeakValue:¡|\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1|\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')
'TALB' (Album/Movie/Show title)                     'This Is Love, This Is Murderou'
'TBPM' (BPM (beats per minute))                     '120'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Dead Like Me'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bleeding Through'
'TRCK' (Track number/Position in set)               '10'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['metalcore', 'hardcore', 'melodic death metal', 'metal', 'death metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.47 dB'
'TXXX:replaygain_track_peak'                        '0.387606'

========================== row from database ==========================
                                              'id'  1399450
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Bleeding Through/This Is Love, This Is Murderou/110-bleeding_through-dead_like_me-hxc.mp3
                                         'working'  None
                                         'bitrate'  248
                                    'duration_sec'  210
                                           'genre'  eid-metal-death
                                        'filesize'  6557773
                                           'mtime'  1620301868
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 110 bleeding_through dead_like_me hxc eid metal death
                                      'tag_artist'  Bleeding Through
                                     'tag_release'  This Is Love, This Is Murderou
                                       'tag_title'  Dead Like Me
                                             'bpm'  120.0
                                    'search_title'  'dead':1 'like':2 'me':3
                                   'search_artist'  'bleeding':1 'through':2
                                  'search_release'  'is':2 'love':3,4 'murderou':5 'this':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '110':3 'bleeding':4 'dead':6 'death':12 'eid':10 'hxc':9 'like':7 'me':8 'metal':11 'through':5
                                    'search_combo'  '00dwimp':11 '00metal':12 '110':13 'bleeding':4B,14 'dead':1A,16 'death':22 'eid':20 'hxc':19 'is':7C 'like':2A,17 'love':8C,9C 'me':3A,18 'metal':21 'murderou':10C 'this':6C 'through':5B,15
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', '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-3', 'q-grit-4']
                                      'lastfmtags'  ['metalcore', 'hardcore', 'melodic death metal', 'metal', 'death metal']
                                        'tag_date'  2005
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301868.4598505  (2021-05-06 13:51:08)
                             'size'  6557773