======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '81'
                                          'artist'  'les baxter'
                                     'text_people'  ''
                                         'release'  'The Best of the New Exotic Sounds'
                                           'title'  'cairo bazaar'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-2', "
 "'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'space age pop', 'jazz', 'exotica', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '129.233'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\r\x00\x00'                     PRIV(owner='AverageLevel', data=b'{\r\x00\x00')
'PRIV:PeakValue:!^\x00\x00'                         PRIV(owner='PeakValue', data=b'!^\x00\x00')
'TALB' (Album/Movie/Show title)                     'The Best of the New Exotic Sounds'
'TBPM' (BPM (beats per minute))                     '129.233'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TIT2' (Title/songname/content description)         'cairo bazaar'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'les baxter'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'space age pop', 'jazz', 'exotica', 'easy listening']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.34 dB'
'TXXX:replaygain_track_peak'                        '0.617207'
'TXXX:tracknum'                                     '4'

========================== row from database ==========================
                                              'id'  500838
                                            'path'  /data/Music/Bulk/00localcharacter/zenith presents - the best of the new exotic sounds/4 - les baxter - cairo bazaar.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  81
                                           'genre'  loc-unsorted
                                        'filesize'  3244325
                                           'mtime'  1620401808
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter zenith presents best new exotic sounds 4 loc unsorted
                                      'tag_artist'  les baxter
                                     'tag_release'  The Best of the New Exotic Sounds
                                       'tag_title'  cairo bazaar
                                             'bpm'  129.233
                                    'search_title'  'bazaar':2 'cairo':1
                                   'search_artist'  'baxter':2 'les':1
                                  'search_release'  'best':2 'exotic':5 'new':4 'of':3 'sounds':6 'the':1
                                     'search_rest'  '4':7 'best':3 'exotic':5 'loc':8 'new':4 'presents':2 'sounds':6 'unsorted':9 'zenith':1
                                    'search_combo'  '4':17 'baxter':4B 'bazaar':2A 'best':6C,13 'cairo':1A 'exotic':9C,15 'les':3B 'loc':18 'new':8C,14 'of':7C 'presents':12 'sounds':10C,16 'the':5C 'unsorted':19 'zenith':11
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'space age pop', 'jazz', 'exotica', 'easy listening']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620401807.9652781  (2021-05-07 17:36:47)
                             'size'  3244325