======================== unified (from filesystem) ========================
                                         'bitrate'  '159.979'
                                        'duration'  '200'
                                          'artist'  'Madness'
                                     'text_people'  ''
                                         'release'  'Billboard Top 100 - 1983'
                                           'title'  'Our House'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'ska', 'pop', 'british']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-ska;set-pl-zomg80s'
                                             'bpm'  '123.632'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Billboard'
'TALB' (Album/Movie/Show title)                     'Billboard Top 100 - 1983'
'TBPM' (BPM (beats per minute))                     '123.632'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-reggae or dub or ska or dancehall-ska', 'set-pl-zomg80s']
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         'Our House'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Madness'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'ska', 'pop', 'british']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.27 dB'
'TXXX:replaygain_track_peak'                        '0.519073'

========================== row from database ==========================
                                              'id'  719938
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/053 - Madness - Our House.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  200
                                           'genre'  loc-style-reggae or dub or ska or dancehall-ska;set-pl-zomg80s
                                        'filesize'  4015619
                                           'mtime'  1620524320
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 053 loc style reggae or dub or ska or dancehall ska;set pl zomg80s
                                      'tag_artist'  Madness
                                     'tag_release'  Billboard Top 100 - 1983
                                       'tag_title'  Our House
                                             'bpm'  123.632
                                    'search_title'  'house':2 'our':1
                                   'search_artist'  'madness':1
                                  'search_release'  '100':3 '1983':4 'billboard':1 'top':2
                                     'search_rest'  'dancehall':11 'dub':9 'hiphop':1 'loc':5 'or':8 'pl':16 'rap':2 'reggae':7 'rnb':3 'set':13,15 'ska':10,12,14 'style':6 'turntablism':4 'zomg80s':17
                                    'search_combo'  '100':6C '1983':7C 'billboard':4C 'dancehall':18 'dub':16 'hiphop':8 'house':2A 'loc':12 'madness':3B 'or':15 'our':1A 'pl':23 'rap':9 'reggae':14 'rnb':10 'set':20,22 'ska':17,19,21 'style':13 'top':5C 'turntablism':11 'zomg80s':24
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'ska', 'pop', 'british']
                                        'tag_date'  1983
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524319.674324  (2021-05-09 03:38:39)
                             'size'  4015619