======================== unified (from filesystem) ========================
                                         'bitrate'  '244.82'
                                        'duration'  '654'
                                          'artist'  'Diagonal'
                                     'text_people'  ''
                                         'release'  'Progsoup 26'
                                           'title'  'Semi Permeable Menbrain'
                                           '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-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['post hardcore', 'jazz rock', 'progressive rock', 'experimental']"
                                     'discogstags'  "['techno', 'electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '5'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '111.640'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000C89 00000ECE 000066E4 0000BBA4 00044F92 000563E5 000086F8 0000883E '
 '00051A1F 0009083E')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A68 0000000001B85608 00000000 013183A7 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '5+6AF92ABCF64621DAA27F5990803DE929+11970041'
'TALB' (Album/Movie/Show title)                     'Progsoup 26'
'TBPM' (BPM (beats per minute))                     '111.640'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes v7.2.0.34'
'TIT2' (Title/songname/content description)         'Semi Permeable Menbrain'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Diagonal'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16/5'
'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'                                  ['techno', 'electronic', 'ambient']
'TXXX:lastfmtags'                                   ['post hardcore', 'jazz rock', 'progressive rock', 'experimental']
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.97 dB'
'TXXX:replaygain_track_peak'                        '0.458057'

========================== row from database ==========================
                                              'id'  1412609
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 26/1465 diagonal - semi permeable menbrain.mp3
                                         'working'  None
                                         'bitrate'  244
                                    'duration_sec'  654
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  20150531
                                           'mtime'  1620736993
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1465 diagonal semi permeable menbrain rock cppex progressive;set pl progspace
                                      'tag_artist'  Diagonal
                                     'tag_release'  Progsoup 26
                                       'tag_title'  Semi Permeable Menbrain
                                             'bpm'  111.64
                                    'search_title'  'menbrain':3 'permeable':2 'semi':1
                                   'search_artist'  'diagonal':1
                                  'search_release'  '26':2 'progsoup':1
                                     'search_rest'  '1465':3 'classicprogpsy':1 'cppex':9 'diagonal':4 'menbrain':7 'permeable':6 'pl':14 'progressive':10,12 'progsoup':2 'progspace':15 'rock':8 'semi':5 'set':11,13
                                    'search_combo'  '1465':9 '26':6C 'classicprogpsy':7 'cppex':15 'diagonal':4B,10 'menbrain':3A,13 'permeable':2A,12 'pl':20 'progressive':16,18 'progsoup':5C,8 'progspace':21 'rock':14 'semi':1A,11 'set':17,19
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  10B
                                           '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-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['post hardcore', 'jazz rock', 'progressive rock', 'experimental']
                                        'tag_date'  2008
                                     'discogstags'  ['techno', 'electronic', 'ambient']

============================== file details ==============================
                                           'mtime'  1620736992.618874  (2021-05-11 14:43:12)
                             'size'  20150531