======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '407'
                                          'artist'  'Oliver Koletzki'
                                     'text_people'  ''
                                         'release'  'Top 100 Afro House'
                                           'title'  'Fire in the Jungle (Lunar Plane Remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-JZFKS-1', 'Q-GRIT-3', 'q-bass-3', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1', 'Q-SYN-3', 'Q-BUSY-3', 'Q-PLAY-3', 'Q-CHART-1', 'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['minimal', 'electronic', 'techno', 'minimal techno', 'electro']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th'
                                             'bpm'  '123.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Top 100 Afro House'
'TBPM' (BPM (beats per minute))                     '123.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th'
'TIT2' (Title/songname/content description)         'Fire in the Jungle (Lunar Plane Remix)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Oliver Koletzki'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['minimal', 'electronic', 'techno', 'minimal techno', 'electro']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.67 dB'
'TXXX:replaygain_track_peak'                        '0.526275'

========================== row from database ==========================
                                              'id'  1484661
                                            'path'  /data/Music/Bulk/00poprockelectronic/Beatport Top 100 Afro House September 2020/Oliver Koletzki - Fire in the Jungle (Lunar Plane Remix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  407
                                           'genre'  electronic-th
                                        'filesize'  16412303
                                           'mtime'  1642082266
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Beatport September 2020 electronic
                                      'tag_artist'  Oliver Koletzki
                                     'tag_release'  Top 100 Afro House
                                       'tag_title'  Fire in the Jungle (Lunar Plane Remix)
                                             'bpm'  123.0
                                    'search_title'  'fire':1 'in':2 'jungle':4 'lunar':5,6 'plane':7 'remix':8,9 'the':3
                                   'search_artist'  'koletzki':2 'oliver':1
                                  'search_release'  '100':2 'afro':3 'house':4 'top':1
                                     'search_rest'  '00poprockelectronic':1 '2020':4 'beatport':2 'electronic':5 'september':3
                                    'search_combo'  '00poprockelectronic':16 '100':13C '2020':19 'afro':14C 'beatport':17 'electronic':20 'fire':1A 'house':15C 'in':2A 'jungle':4A 'koletzki':11B 'lunar':5A,6A 'oliver':10B 'plane':7A 'remix':8A,9A 'september':18 'the':3A 'top':12C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-GRIT-3', 'q-bass-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'Q-SYN-3', 'Q-BUSY-3', 'Q-PLAY-3', 'Q-CHART-1', 'Q-MIXBEAT-3']
                                      'lastfmtags'  ['minimal', 'electronic', 'techno', 'minimal techno', 'electro']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1642082265.8706715  (2022-01-13 14:57:45)
                             'size'  16412303