======================== unified (from filesystem) ========================
                                         'bitrate'  '179.384'
                                        'duration'  '406'
                                          'artist'  'Secret Saucer'
                                     'text_people'  ''
                                         'release'  'Progsoup 29'
                                           'title'  'Night Sky'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'Q-PLAY-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['psychedelic rock', 'space rock', 'psychedelic', 'stoner rock', "
 "'instrumental']")
                                     'discogstags'  "['space rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '50'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '142.809'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 29'
'TBPM' (BPM (beats per minute))                     '142.809'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'LAME 3.97 final'
'TIT2' (Title/songname/content description)         'Night Sky'
'TKEY' (Initial key)                                '11B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Secret Saucer'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '50'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['space rock', 'rock']
'TXXX:lastfmtags'                                   ['psychedelic rock', 'space rock', 'psychedelic', 'stoner rock', 'instrumental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.92 dB'
'TXXX:replaygain_track_peak'                        '0.508696'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.geocities.com/secretsaucergroup/')

========================== row from database ==========================
                                              'id'  1412991
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 29/1661 secret saucer - night sky.mp3
                                         'working'  None
                                         'bitrate'  179
                                    'duration_sec'  406
                                           'genre'  rock-cppex-progressive
                                        'filesize'  9123949
                                           'mtime'  1620737078
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1661 secret saucer night sky rock cppex progressive
                                      'tag_artist'  Secret Saucer
                                     'tag_release'  Progsoup 29
                                       'tag_title'  Night Sky
                                             'bpm'  142.809
                                    'search_title'  'night':1 'sky':2
                                   'search_artist'  'saucer':2 'secret':1
                                  'search_release'  '29':2 'progsoup':1
                                     'search_rest'  '1661':3 'classicprogpsy':1 'cppex':9 'night':6 'progressive':10 'progsoup':2 'rock':8 'saucer':5 'secret':4 'sky':7
                                    'search_combo'  '1661':9 '29':6C 'classicprogpsy':7 'cppex':15 'night':1A,12 'progressive':16 'progsoup':5C,8 'rock':14 'saucer':4B,11 'secret':3B,10 'sky':2A,13
                                    'tag_tracknum'  50
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic rock', 'space rock', 'psychedelic', 'stoner rock', 'instrumental']
                                        'tag_date'  2007
                                     'discogstags'  ['space rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620737078.326958  (2021-05-11 14:44:38)
                             'size'  9123949