======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '232'
                                          'artist'  'Liquido'
                                     'text_people'  ''
                                         'release'  "The Ultimate 90's: 1999"
                                           'title'  'Narcotic'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', 'pop rock', 'german', 'pop', 'rock', 'alternative']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '102.230'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "The Ultimate 90's: 1999"
'TBPM' (BPM (beats per minute))                     '102.230'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Narcotic'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'Liquido'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['alternative rock', 'pop rock', 'german', 'pop', 'rock', 'alternative']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.55 dB'
'TXXX:replaygain_track_peak'                        '0.507564'

========================== row from database ==========================
                                              'id'  1319033
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/097 - Liquido - Narcotic.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  232
                                           'genre'  rock-pop
                                        'filesize'  3741358
                                           'mtime'  1620389172
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 097 rock pop
                                      'tag_artist'  Liquido
                                     'tag_release'  The Ultimate 90's: 1999
                                       'tag_title'  Narcotic
                                             'bpm'  102.23
                                    'search_title'  'narcotic':1
                                   'search_artist'  'liquido':1
                                  'search_release'  '1999':6 '90':3 '90s':5 's':4 'the':1 'ultimate':2
                                     'search_rest'  '00poprockelectronic':1 '90s':2 'pop':4 'rock':3
                                    'search_combo'  '00poprockelectronic':9 '1999':8C '90':5C '90s':7C,10 'liquido':2B 'narcotic':1A 'pop':12 'rock':11 's':6C 'the':3C 'ultimate':4C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'pop rock', 'german', 'pop', 'rock', 'alternative']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620389171.9829607  (2021-05-07 14:06:11)
                             'size'  3741358