======================== unified (from filesystem) ========================
                                         'bitrate'  '166.116'
                                        'duration'  '313'
                                          'artist'  'Michael Jackson'
                                     'text_people'  ''
                                         'release'  'miscitalo'
                                           'title'  'Ghosts'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'dance', 'rock', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '103.325'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'miscitalo'
'TBPM' (BPM (beats per minute))                     '103.325'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1991'
'TIT2' (Title/songname/content description)         'Ghosts'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Michael Jackson'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'dance', 'rock', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.68 dB'
'TXXX:replaygain_track_peak'                        '0.476321'

========================== row from database ==========================
                                              'id'  1420096
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/cifsd5d7.mp3
                                         'working'  None
                                         'bitrate'  166
                                    'duration_sec'  313
                                           'genre'  rock-unsorted
                                        'filesize'  6517583
                                           'mtime'  1621695924
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco cifsd5d7 rock unsorted
                                      'tag_artist'  Michael Jackson
                                     'tag_release'  miscitalo
                                       'tag_title'  Ghosts
                                             'bpm'  103.325
                                    'search_title'  'ghosts':1
                                   'search_artist'  'jackson':2 'michael':1
                                  'search_release'  'miscitalo':1
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 'cifsd5d7':5 'disco':3 'rock':6 'unsorted':7 'waves':2
                                    'search_combo'  '00disco':8 '00poprockelectronic':5 'cifsd5d7':9 'disco':7 'ghosts':1A 'jackson':3B 'michael':2B 'miscitalo':4C 'rock':10 'unsorted':11 'waves':6
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'dance', 'rock', 'pop']
                                        'tag_date'  1991
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695923.8225238  (2021-05-22 17:05:23)
                             'size'  6517583