======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '248'
                                          'artist'  'Aretha Franklin'
                                     'text_people'  ''
                                         'release'  'Knew You Were Waiting: The Best of Aretha Franklin 1980-1998'
                                           'title'  "Who's Zoomin' Who? (Single Version)"
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-2', 'Q-HHRNBTT-2', 'Q-LOCALNESS-1', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rhythm and blues', 'blues', 'jazz', 'female vocalists', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-pop-early-rhythmblues'
                                             'bpm'  '109.764'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Knew You Were Waiting: The Best of Aretha Franklin 1980-1998'
'TBPM' (BPM (beats per minute))                     '109.764'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-early-rhythmblues'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         "Who's Zoomin' Who? (Single Version)"
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '248000'
'TPE1' (Lead performer(s)/Soloist(s))               'Aretha Franklin'
'TPE2' (Band/orchestra/accompaniment)               'Aretha Franklin'
'TRCK' (Track number/Position in set)               '06'
'TSSE' (Software/Hardware and settings used for encoding)  'FLAC1.2.1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rhythm and blues', 'blues', 'jazz', 'female vocalists', 'soul']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.30 dB'
'TXXX:replaygain_track_peak'                        '0.362485'

========================== row from database ==========================
                                              'id'  1502470
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/303-A Aretha Franklin - Who_s Zoomin_ Who (single version).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  248
                                           'genre'  rock-pop-early-rhythmblues
                                        'filesize'  10016568
                                           'mtime'  1620736560
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 303 Who_s Zoomin_ (single version) rock pop early rhythmblues
                                      'tag_artist'  Aretha Franklin
                                     'tag_release'  Knew You Were Waiting: The Best of Aretha Franklin 1980-1998
                                       'tag_title'  Who's Zoomin' Who? (Single Version)
                                             'bpm'  109.764
                                    'search_title'  's':2 'single':7,8 'version':9,10 'who':1,6 'whos':3 'zoomin':4,5
                                   'search_artist'  'aretha':1 'franklin':2
                                  'search_release'  '1980':11 '19801998':13 '1998':12 'aretha':9 'best':7 'franklin':10 'knew':1 'of':8 'the':6 'waiting':4,5 'were':3 'you':2
                                     'search_rest'  '00poprockelectronic':1 '1985':2 '303':4 'complete':3 'early':14 'pop':13 'rhythmblues':15 'rock':12 's':6 'single':8,9 'version':10,11 'who':5 'zoomin':7
                                    'search_combo'  '00poprockelectronic':26 '1980':23C '19801998':25C '1985':27 '1998':24C '303':29 'aretha':11B,21C 'best':19C 'complete':28 'early':39 'franklin':12B,22C 'knew':13C 'of':20C 'pop':38 'rhythmblues':40 'rock':37 's':2A,31 'single':7A,8A,33,34 'the':18C 'version':9A,10A,35,36 'waiting':16C,17C 'were':15C 'who':1A,6A,30 'whos':3A 'you':14C 'zoomin':4A,5A,32
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rhythm and blues', 'blues', 'jazz', 'female vocalists', 'soul']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736560.4548185  (2021-05-11 14:36:00)
                             'size'  10016568