======================== unified (from filesystem) ========================
                                         'bitrate'  '127.987'
                                        'duration'  '251'
                                          'artist'  'Chas & Dave'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "There Ain't No Pleasing You"
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', "
 "'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['british', 'pop', 'cockney', 'comedy', 'rockney']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '97.365'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '97.365'
'TIT2' (Title/songname/content description)         "There Ain't No Pleasing You"
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Chas & Dave'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['british', 'pop', 'cockney', 'comedy', 'rockney']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+6.03 dB'
'TXXX:replaygain_track_peak'                        '0.228141'

========================== row from database ==========================
                                              'id'  1507199
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Chas _n_ Dave - There Ain_t No Pleasing You.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  251
                                           'genre'  
                                        'filesize'  4019562
                                           'mtime'  1652397949
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] _n_ Ain_t
                                      'tag_artist'  Chas & Dave
                                     'tag_release'  None
                                       'tag_title'  There Ain't No Pleasing You
                                             'bpm'  97.365
                                    'search_title'  'ain':2 'aint':4 'no':5 'pleasing':6 't':3 'there':1 'you':7
                                   'search_artist'  'chas':1 'dave':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'ain':8 'files':5,6 'loose':3,4 'n':7 't':9 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 'ain':2A,17 'aint':4A 'chas':8B 'dave':9B 'files':14,15 'loose':12,13 'n':16 'no':5A 'pleasing':6A 't':3A,18 'there':1A 'unsorted':11 'you':7A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['british', 'pop', 'cockney', 'comedy', 'rockney']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397948.7903173  (2022-05-13 01:25:48)
                             'size'  4019562