======================== unified (from filesystem) ========================
                                         'bitrate'  '228.375'
                                        'duration'  '296'
                                          'artist'  'Louis Smith, Matrix, Optical'
                                     'text_people'  ''
                                         'release'  'Ed Rush & Optical present Cham'
                                           'title'  'Animal'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-4']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '132.966'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ed Rush & Optical present Cham'
'TBPM' (BPM (beats per minute))                     '132.966'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Animal'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Louis Smith, Matrix, Optical'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.26 dB'
'TXXX:replaygain_track_peak'                        '0.355108'

========================== row from database ==========================
                                              'id'  1313165
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Ed Rush & Optical - Ed_Rush_and_Optical/10-Optical_and_Louis_Smith-Animal-sour.mp3
                                         'working'  None
                                         'bitrate'  228
                                    'duration_sec'  296
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  8469023
                                           'mtime'  1621696525
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Ed_Rush_and_Optical 10 Optical_and_Louis_Smith sour electronic breakbeat or dnb or jungle
                                      'tag_artist'  Louis Smith, Matrix, Optical
                                     'tag_release'  Ed Rush & Optical present Cham
                                       'tag_title'  Animal
                                             'bpm'  132.966
                                    'search_title'  'animal':1
                                   'search_artist'  'louis':1 'matrix':4,5 'optical':6 'smith':2,3
                                  'search_release'  'cham':5 'ed':1 'optical':3 'present':4 'rush':2
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 'and':5,8 'breakbeat':13 'dnb':15 'ed':3 'electronic':12 'jungle':16 'louis':9 'optical':6,7 'or':14 'rush':4 'smith':10 'sour':11
                                    'search_combo'  '00dnb':14 '00poprockelectronic':13 'and':17,20 'animal':1A 'breakbeat':25 'cham':12C 'dnb':27 'ed':8C,15 'electronic':24 'jungle':28 'louis':2B,21 'matrix':5B,6B 'optical':7B,10C,18,19 'or':26 'present':11C 'rush':9C,16 'smith':3B,4B,22 'sour':23
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  []
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696525.0862582  (2021-05-22 17:15:25)
                             'size'  8469023