======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '106'
                                          'artist'  'Nintendo'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Megaman II'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'q-syn-3', 'q-bass-2', '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-1']")
                                      'lastfmtags'  "['video game music', 'game music', 'soundtrack', 'game', 'video game']"
                                     'discogstags'  "['punk', 'indie rock', 'experimental', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'soundtrack-game;electronic-we-beeps or chip or pico'
                                             'bpm'  '85.023'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '85.023'
'TCON' (Content type, a.k.a. Genre)                 ['soundtrack-game', 'electronic-we-beeps or chip or pico']
'TIT2' (Title/songname/content description)         'Megaman II'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nintendo'
'TXXX:Mp3gain_minmax'                               '138,186'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['punk', 'indie rock', 'experimental', 'rock']
'TXXX:lastfmtags'                                   ['video game music', 'game music', 'soundtrack', 'game', 'video game']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.62 dB'
'TXXX:replaygain_track_peak'                        '0.649618'

========================== row from database ==========================
                                              'id'  788971
                                            'path'  /data/Music/Bulk/0soundtrack/megaman music/Nintendo - Megaman II.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  106
                                           'genre'  soundtrack-game;electronic-we-beeps or chip or pico
                                        'filesize'  1282279
                                           'mtime'  1620334509
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack megaman music soundtrack game;electronic we beeps or chip or pico
                                      'tag_artist'  Nintendo
                                     'tag_release'  None
                                       'tag_title'  Megaman II
                                             'bpm'  85.023
                                    'search_title'  'ii':2 'megaman':1
                                   'search_artist'  'nintendo':1
                                  'search_release'  
                                     'search_rest'  '0soundtrack':1 'beeps':10 'chip':12 'electronic':6,8 'game':5,7 'megaman':2 'music':3 'or':11 'pico':13 'soundtrack':4 'we':9
                                    'search_combo'  '0soundtrack':4 'beeps':13 'chip':15 'electronic':9,11 'game':8,10 'ii':2A 'megaman':1A,5 'music':6 'nintendo':3B 'or':14 'pico':16 'soundtrack':7 'we':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['video game music', 'game music', 'soundtrack', 'game', 'video game']
                                        'tag_date'  
                                     'discogstags'  ['punk', 'indie rock', 'experimental', 'rock']

============================== file details ==============================
                                           'mtime'  1620334508.8175359  (2021-05-06 22:55:08)
                             'size'  1282279