======================== unified (from filesystem) ========================
                                         'bitrate'  '166.398'
                                        'duration'  '158'
                                          'artist'  'Hauschka'
                                     'text_people'  ''
                                         'release'  'Ferndorf'
                                           'title'  'Weeks Of Rain'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'Q-PLAY-3', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', "
 "'Q-PIANO-4', 'q-chart-2', 'q-drums-1', 'q-other-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'contemporary classical', 'piano', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic', 'classical', 'modern classical', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '144.233'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'PRIV:WM/WMCollectionID:ð§\rN<$sB¨E>K½\x03·ã'       PRIV(owner='WM/WMCollectionID', data=b'\xf0\xa7\rN<$sB\xa8E>K\xbd\x03\xb7\xe3')
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'TALB' (Album/Movie/Show title)                     'Ferndorf'
'TBPM' (BPM (beats per minute))                     '144.233'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Weeks Of Rain'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hauschka'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'FatCat Records'
'TRCK' (Track number/Position in set)               '12'
'TXXX:ALBUM ARTIST'                                 'Hauschka'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'classical', 'modern classical', 'experimental']
'TXXX:lastfmtags'                                   ['instrumental', 'contemporary classical', 'piano', 'experimental', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.49 dB'
'TXXX:replaygain_track_peak'                        '0.572829'

========================== row from database ==========================
                                              'id'  1360057
                                            'path'  /data/Music/Bulk/00instruments-classical/Hauschka/Ferndorf/12 weeks of rain.mp3
                                         'working'  None
                                         'bitrate'  166
                                    'duration_sec'  158
                                           'genre'  prerock-classical or classical instruments
                                        'filesize'  3319408
                                           'mtime'  1637329796
                                   'redo_metaread'  0
                                        'rest_str'   00instruments classical 12 weeks of rain prerock classical classical instruments
                                      'tag_artist'  Hauschka
                                     'tag_release'  Ferndorf
                                       'tag_title'  Weeks Of Rain
                                             'bpm'  144.233
                                    'search_title'  'of':2 'rain':3 'weeks':1
                                   'search_artist'  'hauschka':1
                                  'search_release'  'ferndorf':1
                                     'search_rest'  '00instruments':1 'classical':2 'instruments':7 'of':4 'prerock':6 'rain':5 'weeks':3
                                    'search_combo'  '00instruments':6 'classical':7 'ferndorf':5C 'hauschka':4B 'instruments':12 'of':2A,9 'prerock':11 'rain':3A,10 'weeks':1A,8
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'contemporary classical', 'piano', 'experimental', 'ambient']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'classical', 'modern classical', 'experimental']

============================== file details ==============================
                                           'mtime'  1637329795.5923347  (2021-11-19 14:49:55)
                             'size'  3319408