======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '138'
                                          'artist'  'Fraykers Revenge'
                                     'text_people'  ''
                                         'release'  'Skin Flicks'
                                           'title'  'Tibetan Skies'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-UNU-1', 'q-syn-1', 'Q-PLAY-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', "
 "'Q-PIANO-4', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'funk']"
                                     'discogstags'  "['disco', 'soundtrack', 'theme', 'stage & screen', 'funk / soul', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  'B3'
                                      'tracktotal'  ''
                                            'date'  '1978'
                                        'comments'  ''
                                           'genre'  'soundtrack-library'
                                             'bpm'  '121.774'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Skin Flicks'
'TBPM' (BPM (beats per minute))                     '121.774'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-library'
'TDRC' (Recording time)                             '1978'
'TIT2' (Title/songname/content description)         'Tibetan Skies'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Fraykers Revenge'
'TRCK' (Track number/Position in set)               'B3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['disco', 'soundtrack', 'theme', 'stage & screen', 'funk / soul', 'funk']
'TXXX:lastfmtags'                                   ['soundtrack', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '1.006997'

========================== row from database ==========================
                                              'id'  1117883
                                            'path'  /data/Music/Bulk/0soundtrack/Fraykers Revenge - Skin Flicks OST (1978)/B3 - Tibetan Skies.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  138
                                           'genre'  soundtrack-library
                                        'filesize'  5689352
                                           'mtime'  1636923327
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack OST (1978) B3 soundtrack library
                                      'tag_artist'  Fraykers Revenge
                                     'tag_release'  Skin Flicks
                                       'tag_title'  Tibetan Skies
                                             'bpm'  121.774
                                    'search_title'  'skies':2 'tibetan':1
                                   'search_artist'  'fraykers':1 'revenge':2
                                  'search_release'  'flicks':2 'skin':1
                                     'search_rest'  '0soundtrack':1 '1978':3,4 'b3':5 'library':7 'ost':2 'soundtrack':6
                                    'search_combo'  '0soundtrack':7 '1978':9,10 'b3':11 'flicks':6C 'fraykers':3B 'library':13 'ost':8 'revenge':4B 'skies':2A 'skin':5C 'soundtrack':12 'tibetan':1A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'funk']
                                        'tag_date'  1978
                                     'discogstags'  ['disco', 'soundtrack', 'theme', 'stage & screen', 'funk / soul', 'funk']

============================== file details ==============================
                                           'mtime'  1636923327.2055132  (2021-11-14 21:55:27)
                             'size'  5689352