======================== unified (from filesystem) ========================
                                         'bitrate'  '191.976'
                                        'duration'  '212'
                                          'artist'  'Bonnie Pointer'
                                     'text_people'  ''
                                         'release'  'Mega Hits Dance Classics, Volume 3'
                                           'title'  'Heaven Must Have Sent You'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-3', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['disco', '70s', 'dance', 'soul', 'motown']"
                                     'discogstags'  "['house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '128.495'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'Mega Hits Dance Classics, Volume 3'
'TBPM' (BPM (beats per minute))                     '128.495'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TIT2' (Title/songname/content description)         'Heaven Must Have Sent You'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bonnie Pointer'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11/12'
'TSOP' (Performer sort order)                       'Pointer, Bonnie'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:added_timestamp'                              '128930990202923527'
'TXXX:discogstags'                                  ['house', 'electronic']
'TXXX:lastfmtags'                                   ['disco', '70s', 'dance', 'soul', 'motown']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.68 dB'
'TXXX:replaygain_track_peak'                        '0.499989'

========================== row from database ==========================
                                              'id'  1294490
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Mega Hits Dance Classics Vol 3-11-Bonnie Pointer-Heaven Must Have Sent You.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  212
                                           'genre'  electronic-generic or radio
                                        'filesize'  5115926
                                           'mtime'  1630250291
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 11 electronic generic or radio
                                      'tag_artist'  Bonnie Pointer
                                     'tag_release'  Mega Hits Dance Classics, Volume 3
                                       'tag_title'  Heaven Must Have Sent You
                                             'bpm'  128.495
                                    'search_title'  'have':3 'heaven':1 'must':2 'sent':4 'you':5
                                   'search_artist'  'bonnie':1 'pointer':2
                                  'search_release'  '3':7 'classics':4,5 'dance':3 'hits':2 'mega':1 'volume':6
                                     'search_rest'  '00poprockelectronic':1 'electronic':7 'files':5,6 'generic':8 'loose':3,4 'or':9 'radio':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':15 '3':14C 'bonnie':6B 'classics':11C,12C 'dance':10C 'electronic':21 'files':19,20 'generic':22 'have':3A 'heaven':1A 'hits':9C 'loose':17,18 'mega':8C 'must':2A 'or':23 'pointer':7B 'radio':24 'sent':4A 'unsorted':16 'volume':13C 'you':5A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['disco', '70s', 'dance', 'soul', 'motown']
                                        'tag_date'  
                                     'discogstags'  ['house', 'electronic']

============================== file details ==============================
                                           'mtime'  1630250291.2551703  (2021-08-29 17:18:11)
                             'size'  5115926