======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '576'
                                          'artist'  'The Tamperer vs. Madonna'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'If you Buy This Material Girl'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '134.4'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '134.4'
'TIT2' (Title/songname/content description)         'If you Buy This Material Girl'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Tamperer vs. Madonna'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.569074'

========================== row from database ==========================
                                              'id'  1333191
                                            'path'  /data/Music/Bulk/00poprockelectronic/Madonna/The Tamperer vs. Madonna - If you Buy This Material Girl Your Life Will Be Better.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  576
                                           'genre'  
                                        'filesize'  11536292
                                           'mtime'  1652397905
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Your Life Will Be Better
                                      'tag_artist'  The Tamperer vs. Madonna
                                     'tag_release'  None
                                       'tag_title'  If you Buy This Material Girl
                                             'bpm'  134.4
                                    'search_title'  'buy':3 'girl':6 'if':1 'material':5 'this':4 'you':2
                                   'search_artist'  'madonna':5 'tamperer':2 'the':1 'vs':3,4
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'be':5 'better':6 'life':3 'will':4 'your':2
                                    'search_combo'  '00poprockelectronic':12 'be':16 'better':17 'buy':3A 'girl':6A 'if':1A 'life':14 'madonna':11B 'material':5A 'tamperer':8B 'the':7B 'this':4A 'vs':9B,10B 'will':15 'you':2A 'your':13
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397905.2587688  (2022-05-13 01:25:05)
                             'size'  11536292