======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '67'
                                          'artist'  'Will Smith'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Fresh Prince Theme'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rnb', 'pop', 'hip hop', 'rap', '90s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '135.274'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '135.274'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Fresh Prince Theme'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Will Smith'
'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'                                   ['rnb', 'pop', 'hip hop', 'rap', '90s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.29 dB'
'TXXX:replaygain_track_peak'                        '0.568246'

========================== row from database ==========================
                                              'id'  255407
                                            'path'  /data/Music/Bulk/0soundtrack/Unsorted/Will Smith__cifsa771.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  67
                                           'genre'  soundtrack-video
                                        'filesize'  1074749
                                           'mtime'  1678975536
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Unsorted Smith__cifsa771 soundtrack video
                                      'tag_artist'  Will Smith
                                     'tag_release'  None
                                       'tag_title'  Fresh Prince Theme
                                             'bpm'  135.274
                                    'search_title'  'fresh':1 'prince':2 'theme':3
                                   'search_artist'  'smith':2 'will':1
                                  'search_release'  
                                     'search_rest'  '0soundtrack':1 'cifsa771':4 'smith':3 'soundtrack':5 'unsorted':2 'video':6
                                    'search_combo'  '0soundtrack':6 'cifsa771':9 'fresh':1A 'prince':2A 'smith':5B,8 'soundtrack':10 'theme':3A 'unsorted':7 'video':11 'will':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-2', 'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['rnb', 'pop', 'hip hop', 'rap', '90s']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678975536.3164098  (2023-03-16 15:05:36)
                             'size'  1074749