======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '371'
                                          'artist'  'Pink Floyd'
                                     'text_people'  ''
                                         'release'  'The Division Bell'
                                           'title'  'Lost for Words'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['psychedelic rock', 'rock', 'progressive rock', 'psychedelic', 'classic "
 "rock']")
                                     'discogstags'  "['rock', 'prog rock', 'arena rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '11'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '100.306'
                                             'key'  '9A'
                                        'acoustid'  '59929c0b-a776-4802-b807-fd7797de4760'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Division Bell'
'TBPM' (BPM (beats per minute))                     '100.306'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '2002'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['effects', 'G William Forgey']])
'TIT2' (Title/songname/content description)         'Lost for Words'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Pink Floyd'
'TPE2' (Band/orchestra/accompaniment)               'Pink Floyd'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '10/11'
'TSO2'                                              'Pink Floyd'
'TSOP' (Performer sort order)                       'Pink Floyd'
'TSRC' (ISRC (international standard recording code))  'GBN9X1100021'
'TXXX:Acoustid Id'                                  '59929c0b-a776-4802-b807-fd7797de4760'
'TXXX:BARCODE'                                      '5099747658129'
'TXXX:CATALOGNUMBER'                                '758.193/2-476581'
'TXXX:MusicBrainz Album Artist Id'                  '83d91898-7763-47d7-b03b-b92132375c47'
'TXXX:MusicBrainz Album Id'                         '78ebebba-960e-4fdf-9fb2-a8885c102be6'
'TXXX:MusicBrainz Album Release Country'            'BR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '83d91898-7763-47d7-b03b-b92132375c47'
'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', 'prog rock', 'arena rock']
'TXXX:lastfmtags'                                   ['psychedelic rock', 'rock', 'progressive rock', 'psychedelic', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'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'                        '-0.81 dB'
'TXXX:replaygain_track_peak'                        '0.619148'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1ec5ea31-99ec-4c12-851a-058749ad8319')

========================== row from database ==========================
                                              'id'  1490466
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Pink Floyd/The Division Bell/Pink Floyd - Lost For Words - 10.mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  371
                                           'genre'  rock-cppex-progressive
                                        'filesize'  5203523
                                           'mtime'  1620737731
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy For 10 rock cppex progressive
                                      'tag_artist'  Pink Floyd
                                     'tag_release'  The Division Bell
                                       'tag_title'  Lost for Words
                                             'bpm'  100.306
                                    'search_title'  'for':2 'lost':1 'words':3
                                   'search_artist'  'floyd':2 'pink':1
                                  'search_release'  'bell':3 'division':2 'the':1
                                     'search_rest'  'classicprogpsy':1 'cppex':4 'for':2 'progressive':5 'rock':3
                                    'search_combo'  'bell':8C 'classicprogpsy':9 'cppex':12 'division':7C 'floyd':5B 'for':2A,10 'lost':1A 'pink':4B 'progressive':13 'rock':11 'the':6C 'words':3A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['psychedelic rock', 'rock', 'progressive rock', 'psychedelic', 'classic rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock', 'prog rock', 'arena rock']

============================== file details ==============================
                                           'mtime'  1620737730.5335891  (2021-05-11 14:55:30)
                             'size'  5203523