======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '113'
                                          'artist'  'Deutsch Amerikanische Freundschaft'
                                     'text_people'  ''
                                         'release'  'Die Kleinen und die Bösen'
                                           'title'  'Nachtarbeit'
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                                      'lastfmtags'  "['german', 'ebm', '80s', 'industrial', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '19'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness;eid-ebm or industrial or darkwave'
                                             'bpm'  '88.8'
                                             'key'  '9A'
                                        'acoustid'  '50485b98-94ba-429c-898b-b3bafcd82667'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '88.8'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-oddness', 'eid-ebm or industrial or darkwave']
'TDOR' (Original release time)                      '1980'
'TDRC' (Recording time)                             '2003-08-08'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['engineer', 'Conny Plank']])
'TIT2' (Title/songname/content description)         'Nachtarbeit'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Deutsch Amerikanische Freundschaft'
'TPE2' (Band/orchestra/accompaniment)               'Deutsch Amerikanische Freundschaft'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '5/19'
'TSO2'                                              'Deutsch Amerikanische Freundschaft'
'TSOP' (Performer sort order)                       'Deutsch Amerikanische Freundschaft'
'TXXX:ASIN'                                         'B00000FY87'
'TXXX:Acoustid Id'                                  '50485b98-94ba-429c-898b-b3bafcd82667'
'TXXX:MusicBrainz Album Artist Id'                  '1b779267-6629-4a25-bbd6-0fe8f37f32a7'
'TXXX:MusicBrainz Album Id'                         'c1d3bbaa-c36c-30b2-ad60-0144546908aa'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1b779267-6629-4a25-bbd6-0fe8f37f32a7'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['german', 'ebm', '80s', 'industrial', 'electronic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.52 dB'
'TXXX:replaygain_track_peak'                        '0.604444'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5160be10-54a8-4224-9f1b-bd0c500f8563')

========================== row from database ==========================
                                              'id'  1339317
                                            'path'  /data/Music/Bulk/00poprockelectronic/Der Plan/Der Plan_/Die Kleinen und die Bose/der Plan - die kleinen und die bose - 05 - nachtarbeit.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  113
                                           'genre'  electronic-experimental-oddness;eid-ebm or industrial or darkwave
                                        'filesize'  2728899
                                           'mtime'  1620296942
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Der Plan Der Plan_ Bose der Plan kleinen bose 05 nachtarbeit electronic experimental oddness;eid ebm or industrial or darkwave
                                      'tag_artist'  Deutsch Amerikanische Freundschaft
                                     'tag_release'  Die Kleinen und die Bösen
                                       'tag_title'  Nachtarbeit
                                             'bpm'  88.8
                                    'search_title'  'nachtarbeit':1
                                   'search_artist'  'amerikanische':2 'deutsch':1 'freundschaft':3
                                  'search_release'  'bosen':4,5 'die':1 'kleinen':2 'und':3
                                     'search_rest'  '00poprockelectronic':1 'bose':5 'darkwave':17 'der':2 'ebm':14 'eid':11,13 'electronic':8 'experimental':9 'industrial':16 'kleinen':6 'nachtarbeit':7 'oddness':10,12 'or':15 'plan':3,4
                                    'search_combo'  '00poprockelectronic':10 'amerikanische':3B 'bose':14 'bosen':8C,9C 'darkwave':26 'der':11 'deutsch':2B 'die':5C 'ebm':23 'eid':20,22 'electronic':17 'experimental':18 'freundschaft':4B 'industrial':25 'kleinen':6C,15 'nachtarbeit':1A,16 'oddness':19,21 'or':24 'plan':12,13 'und':7C
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['german', 'ebm', '80s', 'industrial', 'electronic']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620296942.009345  (2021-05-06 12:29:02)
                             'size'  2728899