======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '388'
                                          'artist'  'Earth'
                                     'text_people'  ''
                                         'release'  "The Bees Made Honey in the Lion's Skull"
                                           'title'  'Engine of Ruin'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['stoner rock', 'doom', 'drone', 'doom metal', 'drone doom']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '7'
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '136.276'
                                             'key'  '5B'
                                        'acoustid'  '9033bb9b-7f40-4c63-a73b-abccd627a4b3'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000011DB 00001296 000067BD'
'COMM:iTunNORM:eng'                                 (' 000011DB 00001296 000067BD 00009DB5 00018CA4 0004BD26 00008000 00008000 '
 '0000373C 00005CE1')
'COMM:iTunes_CDDB_IDs:eng'                          '7+C8C3398FE7413DD533683E8B1D969C03+10334313'
'TALB' (Album/Movie/Show title)                     "The Bees Made Honey in the Lion's Skull"
'TBPM' (BPM (beats per minute))                     '136.276'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2014-07-17'
'TENC' (Encoded by)                                 'iTunes v7.5.0.20'
'TIT2' (Title/songname/content description)         'Engine of Ruin'
'TKEY' (Initial key)                                '5B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Earth'
'TPE2' (Band/orchestra/accompaniment)               'Earth'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/7'
'TSO2'                                              'Earth'
'TSOP' (Performer sort order)                       'Earth'
'TXXX:Acoustid Id'                                  '9033bb9b-7f40-4c63-a73b-abccd627a4b3'
'TXXX:MusicBrainz Album Artist Id'                  '60dd41cf-8f9d-46d8-bc19-dc7e5acb24c8'
'TXXX:MusicBrainz Album Id'                         '51bacb34-5480-4051-8863-1729f58518b7'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '60dd41cf-8f9d-46d8-bc19-dc7e5acb24c8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['stoner rock', 'doom', 'drone', 'doom metal', 'drone doom']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.61 dB'
'TXXX:replaygain_track_peak'                        '0.387927'

========================== row from database ==========================
                                              'id'  1530881
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/earth - the bees made honey in the lion_s skull/04 - Engine Of Ruin.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  388
                                           'genre'  electronic
                                        'filesize'  9373346
                                           'mtime'  1636913583
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer earth bees made honey lion_s skull 04 Of electronic
                                      'tag_artist'  Earth
                                     'tag_release'  The Bees Made Honey in the Lion's Skull
                                       'tag_title'  Engine of Ruin
                                             'bpm'  136.276
                                    'search_title'  'engine':1 'of':2 'ruin':3
                                   'search_artist'  'earth':1
                                  'search_release'  'bees':2 'honey':4 'in':5 'lion':6 'lions':8 'made':3 's':7 'skull':9 'the':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 'bees':4 'earth':3 'electronic':11 'honey':6 'lion':7 'made':5 'of':10 's':8 'skull':9
                                    'search_combo'  '00calmer':15 '00poprockelectronic':14 'bees':6C,17 'earth':4B,16 'electronic':24 'engine':1A 'honey':8C,19 'in':9C 'lion':10C,20 'lions':12C 'made':7C,18 'of':2A,23 'ruin':3A 's':11C,21 'skull':13C,22 'the':5C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['stoner rock', 'doom', 'drone', 'doom metal', 'drone doom']
                                        'tag_date'  2014
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913583.3526986  (2021-11-14 19:13:03)
                             'size'  9373346