======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '513'
                                          'artist'  'Porcupine Tree'
                                     'text_people'  ''
                                         'release'  'Metanoia'
                                           'title'  'Mesmer I'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['rock', 'progressive rock', 'progressive metal', 'psychedelic', "
 "'progressive']")
                                     'discogstags'  "['rock', 'space rock', 'prog rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '8'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;rock-cppex;rock-cppex-psychedelic'
                                             'bpm'  '108'
                                             'key'  '4A'
                                        'acoustid'  'e8b42e3c-3701-4f9c-a7ea-5f34a054a8ed'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Metanoia'
'TBPM' (BPM (beats per minute))                     '108'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'rock-cppex', 'rock-cppex-psychedelic']
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '2009-07-28'
'TIT2' (Title/songname/content description)         'Mesmer I'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Porcupine Tree'
'TPE2' (Band/orchestra/accompaniment)               'Porcupine Tree'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Kscope'
'TRCK' (Track number/Position in set)               '1/8'
'TSO2'                                              'Porcupine Tree'
'TSOP' (Performer sort order)                       'Porcupine Tree'
'TXXX:ASIN'                                         'B002GYKTS6'
'TXXX:Acoustid Id'                                  'e8b42e3c-3701-4f9c-a7ea-5f34a054a8ed'
'TXXX:Artists'                                      'Porcupine Tree'
'TXXX:BARCODE'                                      '802644712123'
'TXXX:CATALOGNUMBER'                                'KSCOPE121M'
'TXXX:Mp3gain_minmax'                               '090,188'
'TXXX:Mp3gain_undo'                                 '+002,+002,N'
'TXXX:MusicBrainz Album Artist Id'                  '169c4c28-858e-497b-81a4-8bc15e0026ea'
'TXXX:MusicBrainz Album Id'                         '6f62dcf6-ac93-40af-a007-6a9592ee6f54'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '169c4c28-858e-497b-81a4-8bc15e0026ea'
'TXXX:MusicBrainz Release Group Id'                 '6c6d0287-095e-3cbe-976e-6d3043364402'
'TXXX:MusicBrainz Release Track Id'                 '14052292-f1d2-4c2b-a25b-1d9a6af7551a'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'space rock', 'prog rock']
'TXXX:lastfmtags'                                   ['rock', 'progressive rock', 'progressive metal', 'psychedelic', 'progressive']
'TXXX:originalyear'                                 '1998'
'TXXX:other'                                        'porcupine_tree'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.86 dB'
'TXXX:replaygain_track_peak'                        '0.755767'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'10895d0e-2559-4384-ac2f-e0aef56e770e')

========================== row from database ==========================
                                              'id'  1415631
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Porcupine Tree/Metanoia/01-porcupine_tree-mesmer_i-iro.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  513
                                           'genre'  rock-cppex-progressive;rock-cppex;rock-cppex-psychedelic
                                        'filesize'  12335699
                                           'mtime'  1636038660
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 01 porcupine_tree mesmer_i iro rock cppex progressive;rock cppex;rock cppex psychedelic
                                      'tag_artist'  Porcupine Tree
                                     'tag_release'  Metanoia
                                       'tag_title'  Mesmer I
                                             'bpm'  108.0
                                    'search_title'  'i':2 'mesmer':1
                                   'search_artist'  'porcupine':1 'tree':2
                                  'search_release'  'metanoia':1
                                     'search_rest'  'classicprogpsy':1 'cppex':8,13,15 'i':5 'iro':6 'mesmer':4 'porcupine':2 'progressive':9,11 'psychedelic':17 'rock':7,10,12,14,16 'tree':3
                                    'search_combo'  'classicprogpsy':6 'cppex':13,18,20 'i':2A,10 'iro':11 'mesmer':1A,9 'metanoia':5C 'porcupine':3B,7 'progressive':14,16 'psychedelic':22 'rock':12,15,17,19,21 'tree':4B,8
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'progressive rock', 'progressive metal', 'psychedelic', 'progressive']
                                        'tag_date'  2009
                                     'discogstags'  ['rock', 'space rock', 'prog rock']

============================== file details ==============================
                                           'mtime'  1636038660.3029366  (2021-11-04 16:11:00)
                             'size'  12335699