======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '181'
                                          'artist'  'Johnny Rebel'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Federal Aid'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['racist country', 'kkk country', 'country', 'american', 'racist', 'kkk']"
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '14'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '143.2'
                                             'key'  '10B'
                                        'acoustid'  '02b5eec0-1ca5-447f-9f92-ac9f97289bdc'
rest: ''

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

'APIC:Also the 1st Page of the booklet'             type PictureType.COVER_FRONT (Cover (front)) b'Also the 1st Page of the booklet'
                                     
'TBPM' (BPM (beats per minute))                     '143.2'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Federal Aid'
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Johnny Rebel'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sunwheel Records'
'TRCK' (Track number/Position in set)               '9/14'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Rebel, Johnny'
'TXXX:Acoustid Id'                                  '02b5eec0-1ca5-447f-9f92-ac9f97289bdc'
'TXXX:Artists'                                      'Johnny Rebel'
'TXXX:CATALOGNUMBER'                                'SWCD001'
'TXXX:Mp3gain_minmax'                               '123,177'
'TXXX:Mp3gain_undo'                                 '+005,+005,N'
'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'                                  'folk, world, & country'
'TXXX:lastfmtags'                                   ['racist country', 'kkk country', 'country', 'american', 'racist', 'kkk']
'TXXX:originalyear'                                 '1994'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.29 dB'
'TXXX:replaygain_track_peak'                        '0.304794'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b3137fa8-381f-437d-9fa3-7da92945e39a')

========================== row from database ==========================
                                              'id'  1318840
                                            'path'  /data/Music/Bulk/00poprockelectronic/Clean/Federal Aid.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  181
                                           'genre'  prerock-unsorted
                                        'filesize'  3007701
                                           'mtime'  1636912730
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Clean prerock unsorted
                                      'tag_artist'  Johnny Rebel
                                     'tag_release'  None
                                       'tag_title'  Federal Aid
                                             'bpm'  143.2
                                    'search_title'  'aid':2 'federal':1
                                   'search_artist'  'johnny':1 'rebel':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'clean':2 'prerock':3 'unsorted':4
                                    'search_combo'  '00poprockelectronic':5 'aid':2A 'clean':6 'federal':1A 'johnny':3B 'prerock':7 'rebel':4B 'unsorted':8
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['racist country', 'kkk country', 'country', 'american', 'racist', 'kkk']
                                        'tag_date'  1994
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1636912730.0798757  (2021-11-14 18:58:50)
                             'size'  3007701