======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '153'
                                          'artist'  'The Irish Rovers'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'The Marvelous Toy'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['irish folk', 'irish', 'canadian', 'shenanigans', 'celtic', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '22'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'ifs-unsorted'
                                             'bpm'  '99'
                                             'key'  '7B'
                                        'acoustid'  '961804eb-192c-4076-86af-27861ba10dc3'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TBPM' (BPM (beats per minute))                     '99'
'TCON' (Content type, a.k.a. Genre)                 'ifs-unsorted'
'TIT2' (Title/songname/content description)         'The Marvelous Toy'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Irish Rovers'
'TPE2' (Band/orchestra/accompaniment)               'The Irish Rovers'
'TPOS' (Part of a set)                              '1/3'
'TRCK' (Track number/Position in set)               '18/22'
'TSO2'                                              'Irish Rovers, The'
'TSOP' (Performer sort order)                       'Irish Rovers, The'
'TSRC' (ISRC (international standard recording code))  'USMC17023198'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.83.01, LAME dll 3.96, 128 Kbit/s, Joint Stereo, High quality'
'TXXX:Acoustid Id'                                  '961804eb-192c-4076-86af-27861ba10dc3'
'TXXX:Artists'                                      'The Irish Rovers'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['irish folk', 'irish', 'canadian', 'shenanigans', 'celtic', 'folk']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.66 dB'
'TXXX:replaygain_track_peak'                        '0.527483'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7b79806e-082a-4583-82de-b3adfbc3df93')

========================== row from database ==========================
                                              'id'  1343307
                                            'path'  /data/Music/Bulk/00poprockelectronic/Clean/Irish Rovers - The Marvelous Toy.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  153
                                           'genre'  ifs-unsorted
                                        'filesize'  2522067
                                           'mtime'  1620568687
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Clean ifs unsorted
                                      'tag_artist'  The Irish Rovers
                                     'tag_release'  None
                                       'tag_title'  The Marvelous Toy
                                             'bpm'  99.0
                                    'search_title'  'marvelous':2 'the':1 'toy':3
                                   'search_artist'  'irish':2 'rovers':3 'the':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'clean':2 'ifs':3 'unsorted':4
                                    'search_combo'  '00poprockelectronic':7 'clean':8 'ifs':9 'irish':5B 'marvelous':2A 'rovers':6B 'the':1A,4B 'toy':3A 'unsorted':10
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['irish folk', 'irish', 'canadian', 'shenanigans', 'celtic', 'folk']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620568687.4782286  (2021-05-09 15:58:07)
                             'size'  2522067