======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '123'
                                          'artist'  'The 45 King'
                                     'text_people'  ''
                                         'release'  'Sounds of the 80s'
                                           'title'  'The 900 Number'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['needleontherecord', 'instrumental hip hop', 'old school', 'hip hop', 'dub']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '107.492'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sounds of the 80s'
'TBPM' (BPM (beats per minute))                     '107.492'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'The 900 Number'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'The 45 King'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['needleontherecord', 'instrumental hip hop', 'old school', 'hip hop', 'dub']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.93 dB'
'TXXX:replaygain_track_peak'                        '0.368546'

========================== row from database ==========================
                                              'id'  1524570
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Sounds Of The 80s (480 songs)/The 45 King - The 900 Number.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  123
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  1972722
                                           'mtime'  1620593003
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat Of (480 songs) hip hop or rnb or rap or turntablism
                                      'tag_artist'  The 45 King
                                     'tag_release'  Sounds of the 80s
                                       'tag_title'  The 900 Number
                                             'bpm'  107.492
                                    'search_title'  '900':2 'number':3 'the':1
                                   'search_artist'  '45':2 'king':3 'the':1
                                  'search_release'  '80s':4 'of':2 'sounds':1 'the':3
                                     'search_rest'  '00poprockelectronic':1 '480':6,7 'dance':3 'generic':2 'hip':10 'hop':11 'of':5 'or':12 'rap':14 'rnb':13 'songs':8,9 'trapbeat':4 'turntablism':15
                                    'search_combo'  '00poprockelectronic':11 '45':5B '480':16,17 '80s':10C '900':2A 'dance':13 'generic':12 'hip':20 'hop':21 'king':6B 'number':3A 'of':8C,15 'or':22 'rap':24 'rnb':23 'songs':18,19 'sounds':7C 'the':1A,4B,9C 'trapbeat':14 'turntablism':25
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['needleontherecord', 'instrumental hip hop', 'old school', 'hip hop', 'dub']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620593002.7475095  (2021-05-09 22:43:22)
                             'size'  1972722