======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '387'
                                          'artist'  'Deluge Grander'
                                     'text_people'  ''
                                         'release'  'Progsoup 25'
                                           'title'  'Common Era Caveman'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['symphonic prog', 'fusion', 'progressive rock', 'american', 'rock']"
                                     'discogstags'  "['prog rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '120.614'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000006D9 00000000 00001E31'
'COMM:iTunNORM:eng'                                 (' 000006D9 00000000 00001E31 00000000 00057E6E 00000000 00005B76 00000000 '
 '000445D7 00000000')
'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)                     'Progsoup 25'
'TBPM' (BPM (beats per minute))                     '120.614'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Common Era Caveman'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Deluge Grander'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18'
'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'                                   ['symphonic prog', 'fusion', 'progressive rock', 'american', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.29 dB'
'TXXX:replaygain_track_peak'                        '0.580947'

========================== row from database ==========================
                                              'id'  1416905
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 25/1405 Deluge Grander - Common Era Caveman.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  387
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  15635815
                                           'mtime'  1620736963
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1405 rock cppex progressive;set pl progspace
                                      'tag_artist'  Deluge Grander
                                     'tag_release'  Progsoup 25
                                       'tag_title'  Common Era Caveman
                                             'bpm'  120.614
                                    'search_title'  'caveman':3 'common':1 'era':2
                                   'search_artist'  'deluge':1 'grander':2
                                  'search_release'  '25':2 'progsoup':1
                                     'search_rest'  '1405':3 'classicprogpsy':1 'cppex':5 'pl':10 'progressive':6,8 'progsoup':2 'progspace':11 'rock':4 'set':7,9
                                    'search_combo'  '1405':10 '25':7C 'caveman':3A 'classicprogpsy':8 'common':1A 'cppex':12 'deluge':4B 'era':2A 'grander':5B 'pl':17 'progressive':13,15 'progsoup':6C,9 'progspace':18 'rock':11 'set':14,16
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['symphonic prog', 'fusion', 'progressive rock', 'american', 'rock']
                                        'tag_date'  2009
                                     'discogstags'  ['prog rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620736963.0043006  (2021-05-11 14:42:43)
                             'size'  15635815