======================== unified (from filesystem) ========================
                                         'bitrate'  '190.925'
                                        'duration'  '618'
                                          'artist'  'Emilie Autumn'
                                     'text_people'  ''
                                         'release'  'Laced/Unlaced'
                                           'title'  'La Folia'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-4', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dark ambient', 'instrumental', 'music box', 'female vocalists', 'darkwave']"
                                     'discogstags'  "['electronic', 'classical', 'modern classical', 'classical']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '14'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '137.013'
                                             'key'  '1A'
                                        'acoustid'  'd35a2908-ac10-47f5-b88b-da07a1bf1c50'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Laced/Unlaced'
'TBPM' (BPM (beats per minute))                     '137.013'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007-03-30'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['violin', 'Emilie Autumn']])
'TIT2' (Title/songname/content description)         'La Folia'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Emilie Autumn'
'TPE2' (Band/orchestra/accompaniment)               'Emilie Autumn'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Trisol'
'TRCK' (Track number/Position in set)               '1/14'
'TSO2'                                              'Autumn, Emilie'
'TSOP' (Performer sort order)                       'Corelli, Arcangelo'
'TSRC' (ISRC (international standard recording code))  'USHM80762226'
'TSST' (Set subtitle)                               'Laced'
'TXXX:ASIN'                                         'B000QXD3ZA'
'TXXX:Acoustid Id'                                  'd35a2908-ac10-47f5-b88b-da07a1bf1c50'
'TXXX:Artists'                                      'Arcangelo Corelli'
'TXXX:BARCODE'                                      '4260063942952'
'TXXX:CATALOGNUMBER'                                'TRI295CD'
'TXXX:MusicBrainz Album Artist Id'                  'c8bc9ad3-1df2-4c9b-9cf7-cf6fc60441dc'
'TXXX:MusicBrainz Album Id'                         '1e1de6d6-0531-461c-8be6-a5a459e955f2'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Release Track Id'                 'e6457818-7840-34ac-979d-11a2afa6dfaf'
'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'                                  ['electronic', 'classical', 'modern classical', 'classical']
'TXXX:lastfmtags'                                   ['dark ambient', 'instrumental', 'music box', 'female vocalists', 'darkwave']
'TXXX:originalyear'                                 '2007'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '4'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.50 dB'
'TXXX:replaygain_track_peak'                        '0.605003'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a03e2696-84fc-4c54-8842-5b650076b212')

========================== row from database ==========================
                                              'id'  200471
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Emilie Autumn/Laced Unlaced/Emilie Autumn - LacedUnlaced (disc 1 Laced) - 01 - Arcangelo Corelli - La Folia.mp3
                                         'working'  None
                                         'bitrate'  190
                                    'duration_sec'  618
                                           'genre'  ifs-songwriter
                                        'filesize'  14802213
                                           'mtime'  1636401726
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos LacedUnlaced (disc 1 Laced) 01 Arcangelo Corelli ifs songwriter
                                      'tag_artist'  Emilie Autumn
                                     'tag_release'  Laced/Unlaced
                                       'tag_title'  La Folia
                                             'bpm'  137.013
                                    'search_title'  'folia':2 'la':1
                                   'search_artist'  'autumn':2 'emilie':1
                                  'search_release'  'laced':1 'lacedunlaced':3 'unlaced':2
                                     'search_rest'  '00singer':1 '1':7 'arcangelo':10 'corelli':11 'disc':5,6 'eos':3 'ifs':12 'laced':8,9 'lacedunlaced':4 'songwriter':2 'unlaced':13
                                    'search_combo'  '00singer':8 '1':14 'arcangelo':17 'autumn':4B 'corelli':18 'disc':12,13 'emilie':3B 'eos':10 'folia':2A 'ifs':19 'la':1A 'laced':5C,15,16 'lacedunlaced':7C,11 'songwriter':9 'unlaced':6C,20
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['dark ambient', 'instrumental', 'music box', 'female vocalists', 'darkwave']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic', 'classical', 'modern classical', 'classical']

============================== file details ==============================
                                           'mtime'  1636401726.1340668  (2021-11-08 21:02:06)
                             'size'  14802213