======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '481'
                                          'artist'  'Carpathian Forest'
                                     'text_people'  ''
                                         'release'  'Bloodlust and Perversion'
                                           'title'  'The Last Sigh of Nostalgia'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'Q-PIANO-3', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['norwegian', 'true norwegian black metal', 'black metal', 'metal', "
 "'norwegian black metal']")
                                     'discogstags'  "['black metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '13'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'eid-metal-black'
                                             'bpm'  '145.267'
                                             'key'  '9B'
                                        'acoustid'  '1624261a-0935-4443-99a6-a03876931ef6'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Bloodlust and Perversion'
'TBPM' (BPM (beats per minute))                     '145.267'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-black'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'The Last Sigh of Nostalgia'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Carpathian Forest'
'TPE2' (Band/orchestra/accompaniment)               'Carpathian Forest'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '8/13'
'TSO2'                                              'Carpathian Forest'
'TSOP' (Performer sort order)                       'Carpathian Forest'
'TXXX:ASIN'                                         'B00000B5XS'
'TXXX:Acoustid Id'                                  '1624261a-0935-4443-99a6-a03876931ef6'
'TXXX:BARCODE'                                      '4006759746905'
'TXXX:CATALOGNUMBER'                                'nyx 01'
'TXXX:MusicBrainz Album Artist Id'                  '69fa5c49-12ec-4c86-a238-4e07cc6d1a7d'
'TXXX:MusicBrainz Album Id'                         '28c5c497-fb4e-46bb-a4a6-ee14c381756e'
'TXXX:MusicBrainz Album Release Country'            'NO'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '69fa5c49-12ec-4c86-a238-4e07cc6d1a7d'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['black metal', 'rock']
'TXXX:lastfmtags'                                   ['norwegian',
 'true norwegian black metal',
 'black metal',
 'metal',
 'norwegian black metal']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.73 dB'
'TXXX:replaygain_track_peak'                        '0.427473'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'410b0f9c-e764-4d59-90e5-e10f7175e208')

========================== row from database ==========================
                                              'id'  1399281
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Carpathian Forest/Bloodlust and Perversion/Carpathian_Forest_-_Bloodlust_and_Perversion_-_08_-_The_Last.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  481
                                           'genre'  eid-metal-black
                                        'filesize'  7701265
                                           'mtime'  1620301437
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal Carpathian_Forest_ _Bloodlust_and_Perversion_ _08_ _The_Last eid metal black
                                      'tag_artist'  Carpathian Forest
                                     'tag_release'  Bloodlust and Perversion
                                       'tag_title'  The Last Sigh of Nostalgia
                                             'bpm'  145.267
                                    'search_title'  'last':2 'nostalgia':5 'of':4 'sigh':3 'the':1
                                   'search_artist'  'carpathian':1 'forest':2
                                  'search_release'  'and':2 'bloodlust':1 'perversion':3
                                     'search_rest'  '00dwimp':1 '00metal':2 '08':8 'and':6 'black':13 'bloodlust':5 'carpathian':3 'eid':11 'forest':4 'last':10 'metal':12 'perversion':7 'the':9
                                    'search_combo'  '00dwimp':11 '00metal':12 '08':18 'and':9C,16 'black':23 'bloodlust':8C,15 'carpathian':6B,13 'eid':21 'forest':7B,14 'last':2A,20 'metal':22 'nostalgia':5A 'of':4A 'perversion':10C,17 'sigh':3A 'the':1A,19
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['norwegian', 'true norwegian black metal', 'black metal', 'metal', 'norwegian black metal']
                                        'tag_date'  1997
                                     'discogstags'  ['black metal', 'rock']

============================== file details ==============================
                                           'mtime'  1620301437.2332358  (2021-05-06 13:43:57)
                             'size'  7701265