======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '423'
                                          'artist'  'Level 42'
                                     'text_people'  ''
                                         'release'  'progsoup 54'
                                           'title'  '42'
                                           '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-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['80s', 'new wave', 'funk', 'pop', 'bass']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '31'
                                      'tracktotal'  ''
                                            'date'  '1981'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '119.829'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'progsoup 54'
'TBPM' (BPM (beats per minute))                     '119.829'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1981'
'TIT2' (Title/songname/content description)         '42'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Level 42'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '31'
'TSSE' (Software/Hardware and settings used for encoding)  'SuperTagEditor Ver 2.01'
'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'                                   ['80s', 'new wave', 'funk', 'pop', 'bass']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.00 dB'
'TXXX:replaygain_track_peak'                        '0.875501'

========================== row from database ==========================
                                              'id'  1412929
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 54/3070 level 42 - 42.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  423
                                           'genre'  rock-cppex-progressive
                                        'filesize'  10166272
                                           'mtime'  1620737580
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 3070 level rock cppex progressive
                                      'tag_artist'  Level 42
                                     'tag_release'  progsoup 54
                                       'tag_title'  42
                                             'bpm'  119.829
                                    'search_title'  '42':1
                                   'search_artist'  '42':2 'level':1
                                  'search_release'  '54':2 'progsoup':1
                                     'search_rest'  '3070':3 'classicprogpsy':1 'cppex':6 'level':4 'progressive':7 'progsoup':2 'rock':5
                                    'search_combo'  '3070':8 '42':1A,3B '54':5C 'classicprogpsy':6 'cppex':11 'level':2B,9 'progressive':12 'progsoup':4C,7 'rock':10
                                    'tag_tracknum'  31
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'funk', 'pop', 'bass']
                                        'tag_date'  1981
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737580.3471186  (2021-05-11 14:53:00)
                             'size'  10166272