======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '206'
                                          'artist'  'Mambo Kurt'
                                     'text_people'  ''
                                         'release'  'Back in Beige: The Return of Alleinunterhalter, Volume II'
                                           'title'  'Highway to Hell'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['german', 'heimorgel', 'electronic', 'covers', 'deutsch']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '15'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'set-th-novelty-styledcovers;set-cover or covered'
                                             'bpm'  '117.4'
                                             'key'  '11B'
                                        'acoustid'  'e7f9e956-516b-4659-9257-01df6788ee50'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:CDDB Disc ID:XXX'                             'BC0D190F'
'TALB' (Album/Movie/Show title)                     'Back in Beige: The Return of Alleinunterhalter, Volume II'
'TBPM' (BPM (beats per minute))                     '117.4'
'TCON' (Content type, a.k.a. Genre)                 ['set-th-novelty-styledcovers', 'set-cover or covered']
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Highway to Hell'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Mambo Kurt'
'TPE2' (Band/orchestra/accompaniment)               'Mambo Kurt'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Virgin Schallplatten GmbH'
'TRCK' (Track number/Position in set)               '4/15'
'TSO2'                                              'Mambo Kurt'
'TSOP' (Performer sort order)                       'Mambo Kurt'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.81.03, LAME dll 3.93, 192 Kbit/s, Joint Stereo, High quality'
'TXXX:ASIN'                                         'B00004Y5WR'
'TXXX:Acoustid Id'                                  'e7f9e956-516b-4659-9257-01df6788ee50'
'TXXX:MusicBrainz Album Artist Id'                  'ed91f11b-4341-46a0-84f6-8fb3c7f3adfe'
'TXXX:MusicBrainz Album Id'                         '91f68ef3-89c2-4b55-9621-fa50d712c25a'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ed91f11b-4341-46a0-84f6-8fb3c7f3adfe'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['german', 'heimorgel', 'electronic', 'covers', 'deutsch']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.89 dB'
'TXXX:replaygain_track_peak'                        '0.510224'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2454dcbc-b439-4ade-af09-ee1a9683644c')

========================== row from database ==========================
                                              'id'  639443
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Mambo Kurt - Back In Beige - The Return Of Alleinunterhalter Vol. Ii (1999)/04 - Highway To Hell.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  206
                                           'genre'  set-th-novelty-styledcovers;set-cover or covered
                                        'filesize'  5045304
                                           'mtime'  1636757469
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm In Of Vol. Ii (1999) 04 To set th novelty styledcovers;set cover or covered
                                      'tag_artist'  Mambo Kurt
                                     'tag_release'  Back in Beige: The Return of Alleinunterhalter, Volume II
                                       'tag_title'  Highway to Hell
                                             'bpm'  117.4
                                    'search_title'  'hell':3 'highway':1 'to':2
                                   'search_artist'  'kurt':2 'mambo':1
                                  'search_release'  'alleinunterhalter':8,9 'back':1 'beige':3,4 'ii':11 'in':2 'of':7 'return':6 'the':5 'volume':10
                                     'search_rest'  '1999':6,7 'cover':16 'covered':18 'ii':5 'in':1 'novelty':11 'of':2 'or':17 'set':9,13,15 'styledcovers':12,14 'th':10 'to':8 'vol':3,4
                                    'search_combo'  '1999':22,23 'alleinunterhalter':13C,14C 'back':6C 'beige':8C,9C 'cover':32 'covered':34 'hell':3A 'highway':1A 'ii':16C,21 'in':7C,17 'kurt':5B 'mambo':4B 'novelty':27 'of':12C,18 'or':33 'return':11C 'set':25,29,31 'styledcovers':28,30 'th':26 'the':10C 'to':2A,24 'vol':19,20 'volume':15C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['german', 'heimorgel', 'electronic', 'covers', 'deutsch']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636757469.391424  (2021-11-12 23:51:09)
                             'size'  5045304