======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '258'
                                          'artist'  'Download'
                                     'text_people'  ''
                                         'release'  "Charlie's Family"
                                           'title'  'Trick Or Treat'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ambient', 'industrial', 'electronic', 'experimental', 'idm']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '133.933'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Charlie's Family"
'TBPM' (BPM (beats per minute))                     '133.933'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '1995'
'TENC' (Encoded by)                                 'Free Mp3 Wma Converter'
'TIT2' (Title/songname/content description)         'Trick Or Treat'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Download'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['ambient', 'industrial', 'electronic', 'experimental', 'idm']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.22 dB'
'TXXX:replaygain_track_peak'                        '0.568117'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'aaccc325-cc01-452c-83f6-15a36a182269')

========================== row from database ==========================
                                              'id'  1531949
                                            'path'  /data/Music/Bulk/00dwimp/Download/Charlie_s Family/03 Trick Or Treat.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  258
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  6198719
                                           'mtime'  1620296565
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Charlie_s 03 eid ebm or industrial or darkwave
                                      'tag_artist'  Download
                                     'tag_release'  Charlie's Family
                                       'tag_title'  Trick Or Treat
                                             'bpm'  133.933
                                    'search_title'  'or':2 'treat':3 'trick':1
                                   'search_artist'  'download':1
                                  'search_release'  'charlie':1 'charlies':3 'family':4 's':2
                                     'search_rest'  '00dwimp':1 'charlie':2 'darkwave':8 'ebm':5 'eid':4 'industrial':7 'or':6 's':3
                                    'search_combo'  '00dwimp':9 'charlie':5C,10 'charlies':7C 'darkwave':16 'download':4B 'ebm':13 'eid':12 'family':8C 'industrial':15 'or':2A,14 's':6C,11 'treat':3A 'trick':1A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['ambient', 'industrial', 'electronic', 'experimental', 'idm']
                                        'tag_date'  1995
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296565.0967844  (2021-05-06 12:22:45)
                             'size'  6198719