======================== unified (from filesystem) ========================
                                         'bitrate'  '149.364'
                                        'duration'  '464'
                                          'artist'  "Abigail's Ghost"
                                     'text_people'  ''
                                         'release'  'progsoup 54'
                                           'title'  'Cerulean Blue'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['progressive rock', 'progressive metal', 'art rock', 'alternative rock', "
 "'rock']")
                                     'discogstags'  "['prog rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '44'
                                      'tracktotal'  '11'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '106.700'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'progsoup 54'
'TBPM' (BPM (beats per minute))                     '106.700'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2007'
'TFLT' (File type)                                  'MPG/3'
'TIT2' (Title/songname/content description)         'Cerulean Blue'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               "Abigail's Ghost"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '44/11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['prog rock', 'rock']
'TXXX:lastfmtags'                                   ['progressive rock',
 'progressive metal',
 'art rock',
 'alternative rock',
 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.12 dB'
'TXXX:replaygain_track_peak'                        '0.369877'
'USER:Cop'                                          ('yright notice. These materials are protected by United States copyright law '
 'and by international treaties. You may use these materials for your '
 'personal, non-commercial use only. You may not otherwise reproduce, '
 'distribute, publicly perform, publicly display, or create derivative works '
 'of these materials, unless authorized by the appropriate copyright owner(s).')

========================== row from database ==========================
                                              'id'  1501401
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 54/3083 abigail_s ghost - cerulean blue.mp3
                                         'working'  None
                                         'bitrate'  149
                                    'duration_sec'  464
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  8900992
                                           'mtime'  1620737580
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 3083 abigail_s ghost cerulean blue rock cppex progressive;set pl progspace
                                      'tag_artist'  Abigail's Ghost
                                     'tag_release'  progsoup 54
                                       'tag_title'  Cerulean Blue
                                             'bpm'  106.7
                                    'search_title'  'blue':2 'cerulean':1
                                   'search_artist'  'abigail':1 'abigails':3 'ghost':4 's':2
                                  'search_release'  '54':2 'progsoup':1
                                     'search_rest'  '3083':3 'abigail':4 'blue':8 'cerulean':7 'classicprogpsy':1 'cppex':10 'ghost':6 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'rock':9 's':5 'set':12,14
                                    'search_combo'  '3083':11 '54':8C 'abigail':3B,12 'abigails':5B 'blue':2A,16 'cerulean':1A,15 'classicprogpsy':9 'cppex':18 'ghost':6B,14 'pl':23 'progressive':19,21 'progsoup':7C,10 'progspace':24 'rock':17 's':4B,13 'set':20,22
                                    'tag_tracknum'  44
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'progressive metal', 'art rock', 'alternative rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['prog rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620737580.4152184  (2021-05-11 14:53:00)
                             'size'  8900992