======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '229'
                                          'artist'  "Mara's Return"
                                     'text_people'  ''
                                         'release'  'BISTRO erotica ITALIA'
                                           'title'  "mara's theme 2 ('75)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '109.5'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'BISTRO erotica ITALIA'
'TBPM' (BPM (beats per minute))                     '109.5'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         "mara's theme 2 ('75)"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               "franco micalizzi - (F. 'Laure')"
'TPE2' (Band/orchestra/accompaniment)               "Mara's Return"
'TRCK' (Track number/Position in set)               '20'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.42 dB'
'TXXX:replaygain_track_peak'                        '0.964675'

========================== row from database ==========================
                                              'id'  1526543
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/franco micalizzi - (F. _Laure_) - mara_s theme 2 (_75).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  229
                                           'genre'  funk or soul
                                        'filesize'  9185939
                                           'mtime'  1628357835
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY Instr 70_s franco micalizzi (F. _Laure_) mara_s (_75) funk or soul
                                      'tag_artist'  Mara's Return
                                     'tag_release'  BISTRO erotica ITALIA
                                       'tag_title'  mara's theme 2 ('75)
                                             'bpm'  109.5
                                    'search_title'  '2':5 '75':6,7 'mara':1 'maras':3 's':2 'theme':4
                                   'search_artist'  'mara':1 'maras':3 'return':4 's':2
                                  'search_release'  'bistro':1 'erotica':2 'italia':3
                                     'search_rest'  '70':6 '75':16,17 'easy':4 'f':10,11 'franco':8 'funk':2 'instr':5 'laure':12,13 'mara':14 'micalizzi':9 'or':18 's':7,15 'soul':3 'swing':1
                                    'search_combo'  '2':5A '70':20 '75':6A,7A,30,31 'bistro':12C 'easy':18 'erotica':13C 'f':24,25 'franco':22 'funk':16 'instr':19 'italia':14C 'laure':26,27 'mara':1A,8B,28 'maras':3A,10B 'micalizzi':23 'or':32 'return':11B 's':2A,9B,21,29 'soul':17 'swing':15 'theme':4A
                                    'tag_tracknum'  20
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357834.5559554  (2021-08-07 19:37:14)
                             'size'  9185939