======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '329'
                                          'artist'  'Raul Di Blasio'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Tiempo De Pri'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-PIANO-3', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['piano', 'diblasio', 'instrumental', 'new age']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '120.042'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '120.042'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Tiempo De Pri'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Raul Di Blasio'
'TPE2' (Band/orchestra/accompaniment)               'Raul Di Blasio'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['piano', 'diblasio', 'instrumental', 'new age']
'TXXX:q-bass'                                       '2'
'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-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.12 dB'
'TXXX:replaygain_track_peak'                        '0.742647'

========================== row from database ==========================
                                              'id'  1297751
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Raul Di Blasio - Tiempo De Pri [].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  329
                                           'genre'  
                                        'filesize'  7899136
                                           'mtime'  1652397975
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] []
                                      'tag_artist'  Raul Di Blasio
                                     'tag_release'  None
                                       'tag_title'  Tiempo De Pri
                                             'bpm'  120.042
                                    'search_title'  'de':2 'pri':3 'tiempo':1
                                   'search_artist'  'blasio':3 'di':2 'raul':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':7 'blasio':6B 'de':2A 'di':5B 'files':11,12 'loose':9,10 'pri':3A 'raul':4B 'tiempo':1A 'unsorted':8
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-PIANO-3', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['piano', 'diblasio', 'instrumental', 'new age']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397975.371769  (2022-05-13 01:26:15)
                             'size'  7899136