======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '85'
                                          'artist'  'NESkimos'
                                     'text_people'  ''
                                         'release'  'Megamane 2'
                                           'title'  "Dr Wily's Castle (1st lev"
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['video game music', 'capcom', 'video games', 'ost']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'soundtrack-game;electronic-we-beeps or chip or pico'
                                             'bpm'  '90.090'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Megamane 2'
'TBPM' (BPM (beats per minute))                     '90.090'
'TCON' (Content type, a.k.a. Genre)                 ['soundtrack-game', 'electronic-we-beeps or chip or pico']
'TIT2' (Title/songname/content description)         "Dr Wily's Castle (1st lev"
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'NESkimos'
'TXXX:Mp3gain_minmax'                               '113,183'
'TXXX:Mp3gain_undo'                                 '+002,+002,N'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['video game music', 'capcom', 'video games', 'ost']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.81 dB'
'TXXX:replaygain_track_peak'                        '0.359143'

========================== row from database ==========================
                                              'id'  1496435
                                            'path'  /data/Music/Bulk/0soundtrack/megaman music/Mega Man 2 - Dr Wily_s Castle (1st lev.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  85
                                           'genre'  soundtrack-game;electronic-we-beeps or chip or pico
                                        'filesize'  1364303
                                           'mtime'  1620334500
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack megaman music Man Wily_s soundtrack game;electronic we beeps or chip or pico
                                      'tag_artist'  NESkimos
                                     'tag_release'  Megamane 2
                                       'tag_title'  Dr Wily's Castle (1st lev
                                             'bpm'  90.09
                                    'search_title'  '1st':6,7 'castle':5 'dr':1 'lev':8 's':3 'wily':2 'wilys':4
                                   'search_artist'  'neskimos':1
                                  'search_release'  '2':2 'megamane':1
                                     'search_rest'  '0soundtrack':1 'beeps':13 'chip':15 'electronic':9,11 'game':8,10 'man':4 'megaman':2 'music':3 'or':14 'pico':16 's':6 'soundtrack':7 'we':12 'wily':5
                                    'search_combo'  '0soundtrack':12 '1st':6A,7A '2':11C 'beeps':24 'castle':5A 'chip':26 'dr':1A 'electronic':20,22 'game':19,21 'lev':8A 'man':15 'megaman':13 'megamane':10C 'music':14 'neskimos':9B 'or':25 'pico':27 's':3A,17 'soundtrack':18 'we':23 'wily':2A,16 'wilys':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['video game music', 'capcom', 'video games', 'ost']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620334499.9117842  (2021-05-06 22:54:59)
                             'size'  1364303