======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '197'
                                          'artist'  'Ted Lewis & His Band'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Just A Gigolo'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['all', 'jazz', 'bmrs old jazz', 'old jazz', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1935'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '94.503'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x1f\x11\x00\x00'                PRIV(owner='AverageLevel', data=b'\x1f\x11\x00\x00')
'PRIV:PeakValue:þ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xfe\x7f\x00\x00')
'TBPM' (BPM (beats per minute))                     '94.503'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1935'
'TIT2' (Title/songname/content description)         'Just A Gigolo'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '197276'
'TPE1' (Lead performer(s)/Soloist(s))               'Ted Lewis & His Band'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['all', 'jazz', 'bmrs old jazz', 'old jazz', 'swing']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.99 dB'
'TXXX:replaygain_track_peak'                        '0.595817'

========================== row from database ==========================
                                              'id'  1526339
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/30_s collection/ted lewis (ted lewis vocal) - just a gigolo 1931.mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  197
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  2764800
                                           'mtime'  1620527945
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 30_s collection ted lewis (ted lewis vocal) just gigolo 1931 prerock jb jazz unsorted
                                      'tag_artist'  Ted Lewis & His Band
                                     'tag_release'  None
                                       'tag_title'  Just A Gigolo
                                             'bpm'  94.503
                                    'search_title'  'a':2 'gigolo':3 'just':1
                                   'search_artist'  'band':4 'his':3 'lewis':2 'ted':1
                                  'search_release'  
                                     'search_rest'  '1931':15 '30':5 'collection':7 'country':4 'exotica':2 'gigolo':14 'jazz':1 'jb':17 'just':13 'lewis':9 'oldies':3 'prerock':16 's':6 'ted':8,10 'unsorted':18 'vocal':11,12
                                    'search_combo'  '1931':22 '30':12 'a':2A 'band':7B 'collection':14 'country':11 'exotica':9 'gigolo':3A,21 'his':6B 'jazz':8 'jb':24 'just':1A,20 'lewis':5B,16 'oldies':10 'prerock':23 's':13 'ted':4B,15,17 'unsorted':25 'vocal':18,19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['all', 'jazz', 'bmrs old jazz', 'old jazz', 'swing']
                                        'tag_date'  1935
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527944.5726728  (2021-05-09 04:39:04)
                             'size'  2764800