======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '99'
                                          'artist'  'Rudy Burkhalter'
                                     'text_people'  ''
                                         'release'  "Cool and Strange Music Magazine's Thrift Shop"
                                           'title'  'Cheeseday In Monroe'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['wisconsin']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '124.1'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Cool and Strange Music Magazine's Thrift Shop"
'TBPM' (BPM (beats per minute))                     '124.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Cheeseday In Monroe'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Rudy Burkhalter'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   'wisconsin'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                        '+0.35 dB'
'TXXX:replaygain_track_peak'                        '0.383022'

========================== row from database ==========================
                                              'id'  388829
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/mp3 [192k]/15_-_Rudy_Burkhalter_-_Cheeseday_In_Monroe.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  99
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  3077811
                                           'mtime'  1622801194
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm mp3 [192k] 15_ _Rudy_Burkhalter_ _Cheeseday_In_Monroe electronic experimental oddness
                                      'tag_artist'  Rudy Burkhalter
                                     'tag_release'  Cool and Strange Music Magazine's Thrift Shop
                                       'tag_title'  Cheeseday In Monroe
                                             'bpm'  124.1
                                    'search_title'  'cheeseday':1 'in':2 'monroe':3
                                   'search_artist'  'burkhalter':2 'rudy':1
                                  'search_release'  'and':2 'cool':1 'magazine':5 'magazines':7 'music':4 's':6 'shop':9 'strange':3 'thrift':8
                                     'search_rest'  '15':4 '192k':2,3 'burkhalter':6 'cheeseday':7 'electronic':10 'experimental':11 'in':8 'monroe':9 'mp3':1 'oddness':12 'rudy':5
                                    'search_combo'  '15':18 '192k':16,17 'and':7C 'burkhalter':5B,20 'cheeseday':1A,21 'cool':6C 'electronic':24 'experimental':25 'in':2A,22 'magazine':10C 'magazines':12C 'monroe':3A,23 'mp3':15 'music':9C 'oddness':26 'rudy':4B,19 's':11C 'shop':14C 'strange':8C 'thrift':13C
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['wisconsin']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622801194.0618749  (2021-06-04 12:06:34)
                             'size'  3077811