======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '148'
                                          'artist'  'Ray Conniff'
                                     'text_people'  ''
                                         'release'  'The Best Of Ray Connif'
                                           'title'  "'S Wonderful"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'ray conniff singers', 'orchestra', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '384'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '138.607'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Best Of Ray Connif'
'TBPM' (BPM (beats per minute))                     '138.607'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1957'
'TIT2' (Title/songname/content description)         "'S Wonderful"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ray Conniff'
'TRCK' (Track number/Position in set)               '384'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'ray conniff singers', 'orchestra', 'easy listening']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.32 dB'
'TXXX:replaygain_track_peak'                        '0.497094'

========================== row from database ==========================
                                              'id'  1496862
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1957/57-384 - Ray Conniff - _S Wonderful.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  148
                                           'genre'  prerock-unsorted
                                        'filesize'  5953948
                                           'mtime'  1621698346
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1957 57 384 _S prerock unsorted
                                      'tag_artist'  Ray Conniff
                                     'tag_release'  The Best Of Ray Connif
                                       'tag_title'  'S Wonderful
                                             'bpm'  138.607
                                    'search_title'  's':1,2 'wonderful':3
                                   'search_artist'  'conniff':2 'ray':1
                                  'search_release'  'best':2 'connif':5 'of':3 'ray':4 'the':1
                                     'search_rest'  '00oldiepop':5 '1957':6 '384':8 '57':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':10 's':9 'unsorted':11
                                    'search_combo'  '00oldiepop':15 '1957':16 '384':18 '57':17 'best':7C 'connif':10C 'conniff':5B 'country':14 'exotica':12 'jazz':11 'of':8C 'oldies':13 'prerock':20 'ray':4B,9C 's':1A,2A,19 'the':6C 'unsorted':21 'wonderful':3A
                                    'tag_tracknum'  384
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'ray conniff singers', 'orchestra', 'easy listening']
                                        'tag_date'  1957
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698345.5803118  (2021-05-22 17:45:45)
                             'size'  5953948