======================== unified (from filesystem) ========================
                                         'bitrate'  '261.697'
                                        'duration'  '408'
                                          'artist'  'Eight Bells'
                                     'text_people'  ''
                                         'release'  'Landless'
                                           'title'  'Hating'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  ("['experimental rock', 'doom metal', 'post black metal', 'psychedelic rock', "
 "'female fronted']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '5'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '145.3'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'APIC: '                                            type PictureType.COVER_FRONT (Cover (front)) b' '
                                     
'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)                     'Landless'
'TBPM' (BPM (beats per minute))                     '145.3'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Hating'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Eight Bells'
'TPE2' (Band/orchestra/accompaniment)               'Eight Bells'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/5'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['experimental rock',
 'doom metal',
 'post black metal',
 'psychedelic rock',
 'female fronted']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-9.00 dB'
'TXXX:replaygain_track_peak'                        '1.214276'

========================== row from database ==========================
                                              'id'  1481595
                                            'path'  /data/Music/Bulk/00poprockelectronic/Landless/01 Hating.mp3
                                         'working'  None
                                         'bitrate'  262
                                    'duration_sec'  408
                                           'genre'  rock-cppex
                                        'filesize'  13992206
                                           'mtime'  1645789631
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 01 rock cppex
                                      'tag_artist'  Eight Bells
                                     'tag_release'  Landless
                                       'tag_title'  Hating
                                             'bpm'  145.3
                                    'search_title'  'hating':1
                                   'search_artist'  'bells':2 'eight':1
                                  'search_release'  'landless':1
                                     'search_rest'  '00poprockelectronic':1 'cppex':3 'rock':2
                                    'search_combo'  '00poprockelectronic':5 'bells':3B 'cppex':7 'eight':2B 'hating':1A 'landless':4C 'rock':6
                                    'tag_tracknum'  1
                                      'num_images'  2
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', 'Q-CHART-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'Q-MIXBEAT-2']
                                      'lastfmtags'  ['experimental rock', 'doom metal', 'post black metal', 'psychedelic rock', 'female fronted']
                                        'tag_date'  2016
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1645789631.441091  (2022-02-25 12:47:11)
                             'size'  13992206