======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '358'
                                          'artist'  'Decoded Feedback'
                                     'text_people'  ''
                                         'release'  'EVOlution'
                                           'title'  'EVOlution'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['ebm', 'industrial', 'dark electro', 'electronic', 'electro industrial']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '13'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '129.979'
                                             'key'  '5B'
                                        'acoustid'  'dc0adaa9-3f01-42b1-b584-915f41b1263c'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'EVOlution'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'EVOlution'
'TKEY' (Initial key)                                '5B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Decoded Feedback'
'TPE2' (Band/orchestra/accompaniment)               'Decoded Feedback'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Zoth Ommog'
'TRCK' (Track number/Position in set)               '1/13'
'TSO2'                                              'Decoded Feedback'
'TSOP' (Performer sort order)                       'Decoded Feedback'
'TXXX:Acoustid Id'                                  'dc0adaa9-3f01-42b1-b584-915f41b1263c'
'TXXX:BARCODE'                                      '4009880556023'
'TXXX:CATALOGNUMBER'                                'CD ZOT 250'
'TXXX:MusicBrainz Album Artist Id'                  '7229faa8-ccb3-4300-af25-a27b290ac2e2'
'TXXX:MusicBrainz Album Id'                         '7696bba3-e7db-3cf2-947a-3633d96ca9c9'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '7229faa8-ccb3-4300-af25-a27b290ac2e2'
'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'                                  'electronic'
'TXXX:lastfmtags'                                   ['ebm', 'industrial', 'dark electro', 'electronic', 'electro industrial']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.41 dB'
'TXXX:replaygain_track_peak'                        '0.402673'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'96d603ed-018e-47e5-bc09-44dffa3f43bf')

========================== row from database ==========================
                                              'id'  1306234
                                            'path'  /data/Music/Bulk/00poprockelectronic/Decoded Feedback/Decoded Feedback - EVOLution/Decoded Feedback - EVOLution - 01 - EVOLution.flac.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  358
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  14361021
                                           'mtime'  1620296930
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic EVOLution EVOLution 01 EVOLution.flac eid ebm or industrial or darkwave
                                      'tag_artist'  Decoded Feedback
                                     'tag_release'  EVOlution
                                       'tag_title'  EVOlution
                                             'bpm'  129.979
                                    'search_title'  'evolution':1
                                   'search_artist'  'decoded':1 'feedback':2
                                  'search_release'  'evolution':1
                                     'search_rest'  '00poprockelectronic':1 'darkwave':10 'ebm':7 'eid':6 'evolution':2,3 'evolutionflac':5 'flac':4 'industrial':9 'or':8
                                    'search_combo'  '00poprockelectronic':5 'darkwave':14 'decoded':2B 'ebm':11 'eid':10 'evolution':1A,4C,6,7 'evolutionflac':9 'feedback':3B 'flac':8 'industrial':13 'or':12
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['ebm', 'industrial', 'dark electro', 'electronic', 'electro industrial']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296930.2438478  (2021-05-06 12:28:50)
                             'size'  14361021