======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '330'
                                          'artist'  'Deee-Lite Vs Armand Van Helden'
                                     'text_people'  ''
                                         'release'  'Bastard Pop'
                                           'title'  'Groove is in the heart'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '124.852'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Bastard Pop'
'TBPM' (BPM (beats per minute))                     '124.852'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TIT2' (Title/songname/content description)         'Groove is in the heart'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Deee-Lite Vs Armand Van Helden'
'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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.23 dB'
'TXXX:replaygain_track_peak'                        '0.566511'

========================== row from database ==========================
                                              'id'  1341463
                                            'path'  /data/Music/Bulk/00poprockelectronic/Deee-Lite/Deee-Lite Vs Armand Van Helden/Deee-Lite Vs Armand Van Helden__Bastard Pop__Groove is in the heart.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  330
                                           'genre'  electronic-unsorted
                                        'filesize'  6610826
                                           'mtime'  1620568939
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Helden__Bastard Pop__Groove electronic unsorted
                                      'tag_artist'  Deee-Lite Vs Armand Van Helden
                                     'tag_release'  Bastard Pop
                                       'tag_title'  Groove is in the heart
                                             'bpm'  124.852
                                    'search_title'  'groove':1 'heart':5 'in':3 'is':2 'the':4
                                   'search_artist'  'armand':5 'deee':1 'deeelite':3 'helden':7 'lite':2 'van':6 'vs':4
                                  'search_release'  'bastard':1 'pop':2
                                     'search_rest'  '00poprockelectronic':1 'bastard':3 'electronic':6 'groove':5 'helden':2 'pop':4 'unsorted':7
                                    'search_combo'  '00poprockelectronic':15 'armand':10B 'bastard':13C,17 'deee':6B 'deeelite':8B 'electronic':20 'groove':1A,19 'heart':5A 'helden':12B,16 'in':3A 'is':2A 'lite':7B 'pop':14C,18 'the':4A 'unsorted':21 'van':11B 'vs':9B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620568939.1303988  (2021-05-09 16:02:19)
                             'size'  6610826