======================== unified (from filesystem) ========================
                                         'bitrate'  '169.299'
                                        'duration'  '213'
                                          'artist'  'Lacrimas Profundere'
                                     'text_people'  ''
                                         'release'  'Filthy Notes for Frozen Hearts'
                                           'title'  'Sad Theme for a Marriage'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['metal', 'gothic rock', 'doom metal', 'gothic doom metal', 'gothic metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '13'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-metal-doom or gothic'
                                             'bpm'  '143.213'
                                             'key'  '11A'
                                        'acoustid'  '1cc89fe5-f2bb-49ad-9db8-dbfe0b9e8f61'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Filthy Notes for Frozen Hearts'
'TBPM' (BPM (beats per minute))                     '143.213'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-doom or gothic'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-07-07'
'TIT2' (Title/songname/content description)         'Sad Theme for a Marriage'
'TKEY' (Initial key)                                '11A'
'TLAN' (Language(s))                                'English'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lacrimas Profundere'
'TPE2' (Band/orchestra/accompaniment)               'Lacrimas Profundere'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Napalm Records'
'TRCK' (Track number/Position in set)               '10/13'
'TSO2'                                              'Lacrimas Profundere'
'TSOP' (Performer sort order)                       'Lacrimas Profundere'
'TXXX:ASIN'                                         'B000G1TE14'
'TXXX:Acoustid Id'                                  '1cc89fe5-f2bb-49ad-9db8-dbfe0b9e8f61'
'TXXX:BARCODE'                                      '693723020624'
'TXXX:CATALOGNUMBER'                                'NPR 192 LTD'
'TXXX:MusicBrainz Album Artist Id'                  '8017153d-b710-43e6-9f6a-7d157cafaaf2'
'TXXX:MusicBrainz Album Id'                         '188cb109-506f-49f2-9420-880052269d19'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '8017153d-b710-43e6-9f6a-7d157cafaaf2'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['metal', 'gothic rock', 'doom metal', 'gothic doom metal', 'gothic metal']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.62 dB'
'TXXX:replaygain_track_peak'                        '0.488704'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'521c9573-6a93-4f4e-90b9-42f5a01ba105')

========================== row from database ==========================
                                              'id'  1399506
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Lacrimas Profundere/lacrimas_profundere_-_filthy_notes_for_frozen_hearts-2006/10-sad_theme_for_a_marriage.mp3
                                         'working'  None
                                         'bitrate'  169
                                    'duration_sec'  213
                                           'genre'  eid-metal-doom or gothic
                                        'filesize'  4524853
                                           'mtime'  1620310298
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal lacrimas_profundere_ _filthy_notes_for_frozen_hearts 2006 10 sad_theme_for_a_marriage eid metal doom gothic
                                      'tag_artist'  Lacrimas Profundere
                                     'tag_release'  Filthy Notes for Frozen Hearts
                                       'tag_title'  Sad Theme for a Marriage
                                             'bpm'  143.213
                                    'search_title'  'a':4 'for':3 'marriage':5 'sad':1 'theme':2
                                   'search_artist'  'lacrimas':1 'profundere':2
                                  'search_release'  'filthy':1 'for':3 'frozen':4 'hearts':5 'notes':2
                                     'search_rest'  '00dwimp':1 '00metal':2 '2006':10 'a':14 'doom':18 'eid':16 'filthy':5 'for':7,13 'frozen':8 'gothic':19 'hearts':9 'lacrimas':3 'marriage':15 'metal':17 'notes':6 'profundere':4 'sad':11 'theme':12
                                    'search_combo'  '00dwimp':13 '00metal':14 '2006':22 'a':4A,26 'doom':30 'eid':28 'filthy':8C,17 'for':3A,10C,19,25 'frozen':11C,20 'gothic':31 'hearts':12C,21 'lacrimas':6B,15 'marriage':5A,27 'metal':29 'notes':9C,18 'profundere':7B,16 'sad':1A,23 'theme':2A,24
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-1', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'gothic rock', 'doom metal', 'gothic doom metal', 'gothic metal']
                                        'tag_date'  2006
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310297.6538756  (2021-05-06 16:11:37)
                             'size'  4524853