======================== unified (from filesystem) ========================
                                         'bitrate'  '297.013'
                                        'duration'  '267'
                                          'artist'  'Gost'
                                     'text_people'  ''
                                         'release'  'Non Paradisi'
                                           'title'  'Lake of Fire'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronic', 'retrowave', 'electro', 'synthwave', 'darksynth']"
                                     'discogstags'  "['house', 'deep house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-we-synthwave or chillwave or retrowave'
                                             'bpm'  '110.9'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'WEB'
'TALB' (Album/Movie/Show title)                     'Non Paradisi'
'TBPM' (BPM (beats per minute))                     '110.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-synthwave or chillwave or retrowave'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Lake of Fire'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Gost'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['house', 'deep house', 'electronic']
'TXXX:lastfmtags'                                   ['electronic', 'retrowave', 'electro', 'synthwave', 'darksynth']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.323223'

========================== row from database ==========================
                                              'id'  1317155
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00synthwave/Gost - (2016) Non Paradisi/04 - Lake of Fire.mp3
                                         'working'  None
                                         'bitrate'  297
                                    'duration_sec'  267
                                           'genre'  electronic-we-synthwave or chillwave or retrowave
                                        'filesize'  9919194
                                           'mtime'  1620609496
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00synthwave (2016) 04 electronic we synthwave or chillwave or retrowave
                                      'tag_artist'  Gost
                                     'tag_release'  Non Paradisi
                                       'tag_title'  Lake of Fire
                                             'bpm'  110.9
                                    'search_title'  'fire':3 'lake':1 'of':2
                                   'search_artist'  'gost':1
                                  'search_release'  'non':1 'paradisi':2
                                     'search_rest'  '00poprockelectronic':1 '00synthwave':4 '2016':5,6 'chillwave':11 'disco':3 'electronic':7 'or':10 'retrowave':12 'synthwave':9 'waves':2 'we':8
                                    'search_combo'  '00poprockelectronic':7 '00synthwave':10 '2016':11,12 'chillwave':17 'disco':9 'electronic':13 'fire':3A 'gost':4B 'lake':1A 'non':5C 'of':2A 'or':16 'paradisi':6C 'retrowave':18 'synthwave':15 'waves':8 'we':14
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'retrowave', 'electro', 'synthwave', 'darksynth']
                                        'tag_date'  2016
                                     'discogstags'  ['house', 'deep house', 'electronic']

============================== file details ==============================
                                           'mtime'  1620609496.0050707  (2021-05-10 03:18:16)
                             'size'  9919194