======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '258'
                                          'artist'  'Radiohead'
                                     'text_people'  ''
                                         'release'  'Radiohead Remix'
                                           'title'  'Talk Show Host (Black Dog remi'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['alternative rock', 'indie', 'alternative', 'electronic', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '88.826'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Radiohead Remix'
'TBPM' (BPM (beats per minute))                     '88.826'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Talk Show Host (Black Dog remi'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Radiohead'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['alternative rock', 'indie', 'alternative', 'electronic', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.889090'

========================== row from database ==========================
                                              'id'  1317344
                                            'path'  /data/Music/Bulk/00poprockelectronic/Radiohead/cifsc814.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  258
                                           'genre'  electronic-unsorted
                                        'filesize'  4134784
                                           'mtime'  1678456858
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic cifsc814 electronic unsorted
                                      'tag_artist'  Radiohead
                                     'tag_release'  Radiohead Remix
                                       'tag_title'  Talk Show Host (Black Dog remi
                                             'bpm'  88.826
                                    'search_title'  'black':4,5 'dog':6 'host':3 'remi':7 'show':2 'talk':1
                                   'search_artist'  'radiohead':1
                                  'search_release'  'radiohead':1 'remix':2
                                     'search_rest'  '00poprockelectronic':1 'cifsc814':2 'electronic':3 'unsorted':4
                                    'search_combo'  '00poprockelectronic':11 'black':4A,5A 'cifsc814':12 'dog':6A 'electronic':13 'host':3A 'radiohead':8B,9C 'remi':7A 'remix':10C 'show':2A 'talk':1A 'unsorted':14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-3']
                                      'lastfmtags'  ['alternative rock', 'indie', 'alternative', 'electronic', 'rock']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678456857.738647  (2023-03-10 15:00:57)
                             'size'  4134784