======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '241'
                                          'artist'  'Amedeo Minghi'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'I Ricordi Del Cuore'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['italian', 'pop', 'singer-songwriter', 'classical', 'italian artist']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'ifs-unsorted'
                                             'bpm'  '135.004'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '135.004'
'TCON' (Content type, a.k.a. Genre)                 'ifs-unsorted'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'I Ricordi Del Cuore'
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '241240'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Amedeo Minghi'
'TPE2' (Band/orchestra/accompaniment)               'Amedeo Minghi'
'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'                                   ['italian', 'pop', 'singer-songwriter', 'classical', 'italian artist']
'TXXX:q-bass'                                       '2'
'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-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.86 dB'
'TXXX:replaygain_track_peak'                        '0.393347'

========================== row from database ==========================
                                              'id'  1317653
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Amedeo Minghi - I Ricordi Del Cuore [].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  241
                                           'genre'  ifs-unsorted
                                        'filesize'  5791744
                                           'mtime'  1676052985
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] [] ifs unsorted
                                      'tag_artist'  Amedeo Minghi
                                     'tag_release'  None
                                       'tag_title'  I Ricordi Del Cuore
                                             'bpm'  135.004
                                    'search_title'  'cuore':4 'del':3 'i':1 'ricordi':2
                                   'search_artist'  'amedeo':1 'minghi':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'ifs':7 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':7 'amedeo':5B 'cuore':4A 'del':3A 'files':11,12 'i':1A 'ifs':13 'loose':9,10 'minghi':6B 'ricordi':2A 'unsorted':8
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['italian', 'pop', 'singer-songwriter', 'classical', 'italian artist']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676052984.9884984  (2023-02-10 19:16:24)
                             'size'  5791744