======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '236'
                                          'artist'  'Ph.D.'
                                     'text_people'  ''
                                         'release'  'Progsoup 22'
                                           'title'  'No right to be sad'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['power pop', 'pop', 'home collection', '80s', '1981']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '132.791'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 22'
'TBPM' (BPM (beats per minute))                     '132.791'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1983'
'TENC' (Encoded by)                                 'AVS Audio Converter'
'TIT2' (Title/songname/content description)         'No right to be sad'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ph.D.'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['power pop', 'pop', 'home collection', '80s', '1981']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.29 dB'
'TXXX:replaygain_track_peak'                        '0.684818'

========================== row from database ==========================
                                              'id'  1410093
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 22/1232 ph.d - no right to be sad.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  236
                                           'genre'  rock-cppex-progressive
                                        'filesize'  5688762
                                           'mtime'  1620736873
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1232 ph.d no rock cppex progressive
                                      'tag_artist'  Ph.D.
                                     'tag_release'  Progsoup 22
                                       'tag_title'  No right to be sad
                                             'bpm'  132.791
                                    'search_title'  'be':4 'no':1 'right':2 'sad':5 'to':3
                                   'search_artist'  'd':2 'ph':1 'phd':3
                                  'search_release'  '22':2 'progsoup':1
                                     'search_rest'  '1232':3 'classicprogpsy':1 'cppex':9 'd':5 'no':7 'ph':4 'phd':6 'progressive':10 'progsoup':2 'rock':8
                                    'search_combo'  '1232':13 '22':10C 'be':4A 'classicprogpsy':11 'cppex':19 'd':7B,15 'no':1A,17 'ph':6B,14 'phd':8B,16 'progressive':20 'progsoup':9C,12 'right':2A 'rock':18 'sad':5A 'to':3A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['power pop', 'pop', 'home collection', '80s', '1981']
                                        'tag_date'  1983
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736872.8526328  (2021-05-11 14:41:12)
                             'size'  5688762