======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '330'
                                          'artist'  'Fraykers Revenge'
                                     'text_people'  ''
                                         'release'  'Fraykers Revenge School of Music - Schoolhouse Bigband Funk Vol 2'
                                           'title'  'Family of Man'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-UNU-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', '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'  '09'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'soundtrack-library'
                                             'bpm'  '130.314'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Fraykers Revenge School of Music - Schoolhouse Bigband Funk Vol 2'
'TBPM' (BPM (beats per minute))                     '130.314'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-library'
'TIT2' (Title/songname/content description)         'Family of Man'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'College of the Redwoods Stage Band'
'TPE2' (Band/orchestra/accompaniment)               'Fraykers Revenge'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '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'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.55 dB'
'TXXX:replaygain_track_peak'                        '0.618327'

========================== row from database ==========================
                                              'id'  1118229
                                            'path'  /data/Music/Bulk/0soundtrack/Fraykers Revenge School of Music - Schoolhouse Bigband Funk Vol. 2/Fraykers Revenge School of Music - Schoolhouse Bigband Funk Vol 2 - 09 - College of the Redwoods Stage Band - Family of Man.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  330
                                           'genre'  soundtrack-library
                                        'filesize'  10585422
                                           'mtime'  1636911628
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Vol. 09 College the Redwoods Stage Band soundtrack library
                                      'tag_artist'  Fraykers Revenge
                                     'tag_release'  Fraykers Revenge School of Music - Schoolhouse Bigband Funk Vol 2
                                       'tag_title'  Family of Man
                                             'bpm'  130.314
                                    'search_title'  'family':1 'man':3 'of':2
                                   'search_artist'  'fraykers':1 'revenge':2
                                  'search_release'  '2':10 'bigband':7 'fraykers':1 'funk':8 'music':5 'of':4 'revenge':2 'school':3 'schoolhouse':6 'vol':9
                                     'search_rest'  '0soundtrack':1 'band':8 'college':4 'library':10 'redwoods':6 'soundtrack':9 'stage':7 'the':5 'vol':2,3
                                    'search_combo'  '0soundtrack':16 '2':15C 'band':23 'bigband':12C 'college':19 'family':1A 'fraykers':4B,6C 'funk':13C 'library':25 'man':3A 'music':10C 'of':2A,9C 'redwoods':21 'revenge':5B,7C 'school':8C 'schoolhouse':11C 'soundtrack':24 'stage':22 'the':20 'vol':14C,17,18
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'funk']
                                        'tag_date'  
                                     'discogstags'  ['disco', 'soundtrack', 'theme', 'stage & screen', 'funk / soul', 'funk']

============================== file details ==============================
                                           'mtime'  1636911627.8954706  (2021-11-14 18:40:27)
                             'size'  10585422