======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '573'
                                          'artist'  'Klaatu'
                                     'text_people'  ''
                                         'release'  'progsoup 58'
                                           'title'  'The Lonliest of Creatures'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['progressive rock', 'rock', 'symphonic rock', 'classic rock', 'canadian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '125.006'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'progsoup 58'
'TBPM' (BPM (beats per minute))                     '125.006'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'The Lonliest of Creatures'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Klaatu'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'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'                                   ['progressive rock', 'rock', 'symphonic rock', 'classic rock', 'canadian']
'TXXX:q-bass'                                       '3'
'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'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.20 dB'
'TXXX:replaygain_track_peak'                        '0.354745'

========================== row from database ==========================
                                              'id'  1415502
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 58/3240 klaatu - the lonliest of creatures.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  573
                                           'genre'  rock-cppex-progressive
                                        'filesize'  22958455
                                           'mtime'  1620737599
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 3240 klaatu the lonliest creatures rock cppex progressive
                                      'tag_artist'  Klaatu
                                     'tag_release'  progsoup 58
                                       'tag_title'  The Lonliest of Creatures
                                             'bpm'  125.006
                                    'search_title'  'creatures':4 'lonliest':2 'of':3 'the':1
                                   'search_artist'  'klaatu':1
                                  'search_release'  '58':2 'progsoup':1
                                     'search_rest'  '3240':3 'classicprogpsy':1 'cppex':9 'creatures':7 'klaatu':4 'lonliest':6 'progressive':10 'progsoup':2 'rock':8 'the':5
                                    'search_combo'  '3240':10 '58':7C 'classicprogpsy':8 'cppex':16 'creatures':4A,14 'klaatu':5B,11 'lonliest':2A,13 'of':3A 'progressive':17 'progsoup':6C,9 'rock':15 'the':1A,12
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'rock', 'symphonic rock', 'classic rock', 'canadian']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737598.868462  (2021-05-11 14:53:18)
                             'size'  22958455