======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '235'
                                          'artist'  'Simon & Garfunkel'
                                     'text_people'  ''
                                         'release'  'The Simon and Garfunkel Collection'
                                           'title'  'Old Friends / Bookends Theme'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
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 "'q-chart-4', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['acoustic', 'rock', 'singer songwriter', 'folk', 'classic rock']"
                                     'discogstags'  "['pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '17'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '154'
                                             'key'  '12B'
                                        'acoustid'  'e911c2aa-ed56-4bfb-9d06-329f69998ab8'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Simon and Garfunkel Collection'
'TBPM' (BPM (beats per minute))                     '154'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDOR' (Original release time)                      '1981'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Old Friends / Bookends Theme'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Simon & Garfunkel'
'TPE2' (Band/orchestra/accompaniment)               'Simon & Garfunkel'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'CBS'
'TRCK' (Track number/Position in set)               '16/17'
'TSO2'                                              'Simon & Garfunkel'
'TSOP' (Performer sort order)                       'Simon & Garfunkel'
'TXXX:Acoustid Id'                                  'e911c2aa-ed56-4bfb-9d06-329f69998ab8'
'TXXX:Artists'                                      'Simon & Garfunkel'
'TXXX:CATALOGNUMBER'                                'CDCBS 24005'
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'TXXX:MusicBrainz Album Id'                         'f8a12d54-def6-3e13-851c-378fdc0cdc3b'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '5d02f264-e225-41ff-83f7-d9b1f0b1874a'
'TXXX:MusicBrainz Release Group Id'                 'e799fe4b-872d-3155-bedf-b3c2e52e0c78'
'TXXX:MusicBrainz Release Track Id'                 '790405b4-64d6-3bd4-b412-455ead346cbd'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'pop'
'TXXX:lastfmtags'                                   ['acoustic', 'rock', 'singer songwriter', 'folk', 'classic rock']
'TXXX:originalyear'                                 '1981'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.63 dB'
'TXXX:replaygain_track_peak'                        '0.660675'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'06f12605-03cd-410f-8023-896490534f0e')

========================== row from database ==========================
                                              'id'  1259384
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Simon & Garfunkel - Simon and Garfunkel/onbekende cd/Simon and Garfunkel - Old Friends, Bookends Theme.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  235
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  3774609
                                           'mtime'  1636400750
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos onbekende cd Friends, ifs songwriter folk
                                      'tag_artist'  Simon & Garfunkel
                                     'tag_release'  The Simon and Garfunkel Collection
                                       'tag_title'  Old Friends / Bookends Theme
                                             'bpm'  154.0
                                    'search_title'  'bookends':3 'friends':2 'old':1 'theme':4
                                   'search_artist'  'garfunkel':2 'simon':1
                                  'search_release'  'and':3 'collection':5 'garfunkel':4 'simon':2 'the':1
                                     'search_rest'  '00singer':1 'cd':5 'eos':3 'folk':9 'friends':6,7 'ifs':8 'onbekende':4 'songwriter':2
                                    'search_combo'  '00singer':12 'and':9C 'bookends':3A 'cd':16 'collection':11C 'eos':14 'folk':20 'friends':2A,17,18 'garfunkel':6B,10C 'ifs':19 'old':1A 'onbekende':15 'simon':5B,8C 'songwriter':13 'the':7C 'theme':4A
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-4', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['acoustic', 'rock', 'singer songwriter', 'folk', 'classic rock']
                                        'tag_date'  1985
                                     'discogstags'  ['pop']

============================== file details ==============================
                                           'mtime'  1636400750.1632252  (2021-11-08 20:45:50)
                             'size'  3774609