======================== unified (from filesystem) ========================
                                         'bitrate'  '166.947'
                                        'duration'  '124'
                                          'artist'  'Berlin Radio Chorus'
                                     'text_people'  ''
                                         'release'  'Hymnen: Dem Morgenrot entgegen'
                                           'title'  'Unsterbliche Opfer'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-1', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '17'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'loc-eur-east'
                                             'bpm'  '144.335'
                                             'key'  '7A'
                                        'acoustid'  '2a0c7bd1-0b48-4060-b5bb-121c94283f70'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:CDDB Disc ID:XXX'                             'F20A3611'
'COMM:ID3v1 Comment:XXX'                            'F20A3611'
'TALB' (Album/Movie/Show title)                     'Hymnen: Dem Morgenrot entgegen'
'TBPM' (BPM (beats per minute))                     '144.335'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-east'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Unsterbliche Opfer'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Berlin Radio Chorus'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Barbarossa'
'TRCK' (Track number/Position in set)               '15/17'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Berlin Radio Chorus'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.92, VBR 3, Stereo, High quality'
'TXXX:ASIN'                                         'B00000AXYM'
'TXXX:Acoustid Id'                                  '2a0c7bd1-0b48-4060-b5bb-121c94283f70'
'TXXX:Artists'                                      'Berlin Radio Chorus'
'TXXX:BARCODE'                                      '743212820829'
'TXXX:CATALOGNUMBER'                                'EdBa 01307-2'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '6c48ce46-d953-472a-baf2-c51983c2d344'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'd0cbe60f-f919-4873-8c64-537fd600a4f5'
'TXXX:MusicBrainz Release Group Id'                 'ca71e4a6-1f71-3e8b-a01c-ff6128574692'
'TXXX:MusicBrainz Release Track Id'                 'ee3d9c46-24e7-3c50-a317-10dbf81e3e1e'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '1'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.73 dB'
'TXXX:replaygain_track_peak'                        '0.827441'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c9f3040a-6d84-4929-8cfc-a93010b1f270')

========================== row from database ==========================
                                              'id'  787590
                                            'path'  /data/Music/Bulk/00localcharacter/Communistische Propaganda muziek/Dem Morgenrot Entgegen/div. - 15 - Unsterbliche Opfer.mp3
                                         'working'  None
                                         'bitrate'  167
                                    'duration_sec'  124
                                           'genre'  loc-eur-east
                                        'filesize'  2641871
                                           'mtime'  1620535851
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Communistische Propaganda muziek Entgegen div. 15 loc eur east
                                      'tag_artist'  Berlin Radio Chorus
                                     'tag_release'  Hymnen: Dem Morgenrot entgegen
                                       'tag_title'  Unsterbliche Opfer
                                             'bpm'  144.335
                                    'search_title'  'opfer':2 'unsterbliche':1
                                   'search_artist'  'berlin':1 'chorus':3 'radio':2
                                  'search_release'  'dem':3 'entgegen':5 'hymnen':1,2 'morgenrot':4
                                     'search_rest'  'communistische':1 'div':5,6 'east':9 'entgegen':4 'eur':8 'loc':7 'muziek':3 'propaganda':2
                                    'search_combo'  'berlin':3B 'chorus':5B 'communistische':11 'dem':8C 'div':15,16 'east':19 'entgegen':10C,14 'eur':18 'hymnen':6C,7C 'loc':17 'morgenrot':9C 'muziek':13 'opfer':2A 'propaganda':12 'radio':4B 'unsterbliche':1A
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-1', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1989
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620535850.715157  (2021-05-09 06:50:50)
                             'size'  2641871