======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '228'
                                          'artist'  'Francis Monkman'
                                     'text_people'  ''
                                         'release'  'progsoup 51'
                                           'title'  'Getting Ready'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['soundtrack', 'superclean dreammachine', 'electronic', 'library music', "
 "'ambient']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '34'
                                      'tracktotal'  ''
                                            'date'  '1978'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '85.924'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x98\x14\x00\x00'                PRIV(owner='AverageLevel', data=b'\x98\x14\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'progsoup 51'
'TBPM' (BPM (beats per minute))                     '85.924'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1978'
'TIT2' (Title/songname/content description)         'Getting Ready'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Francis Monkman'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '34'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['soundtrack',
 'superclean dreammachine',
 'electronic',
 'library music',
 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.99 dB'
'TXXX:replaygain_track_peak'                        '0.500580'

========================== row from database ==========================
                                              'id'  1414362
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 51/2906 francis monkman - getting ready.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  228
                                           'genre'  rock-cppex-progressive
                                        'filesize'  9146404
                                           'mtime'  1620737544
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 2906 francis monkman getting ready rock cppex progressive
                                      'tag_artist'  Francis Monkman
                                     'tag_release'  progsoup 51
                                       'tag_title'  Getting Ready
                                             'bpm'  85.924
                                    'search_title'  'getting':1 'ready':2
                                   'search_artist'  'francis':1 'monkman':2
                                  'search_release'  '51':2 'progsoup':1
                                     'search_rest'  '2906':3 'classicprogpsy':1 'cppex':9 'francis':4 'getting':6 'monkman':5 'progressive':10 'progsoup':2 'ready':7 'rock':8
                                    'search_combo'  '2906':9 '51':6C 'classicprogpsy':7 'cppex':15 'francis':3B,10 'getting':1A,12 'monkman':4B,11 'progressive':16 'progsoup':5C,8 'ready':2A,13 'rock':14
                                    'tag_tracknum'  34
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'superclean dreammachine', 'electronic', 'library music', 'ambient']
                                        'tag_date'  1978
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737544.431653  (2021-05-11 14:52:24)
                             'size'  9146404