======================== unified (from filesystem) ========================
                                         'bitrate'  '215.969'
                                        'duration'  '375'
                                          'artist'  'Ed Rush & Optical'
                                     'text_people'  ''
                                         'release'  'Wormhole #1'
                                           'title'  'Dozer'
                                           '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-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['drum and bass', 'neurofunk', 'drum n bass', 'jungle', 'dnb']"
                                     'discogstags'  "['electronic', 'drum n bass']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '116.186'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Wormhole #1'
'TBPM' (BPM (beats per minute))                     '116.186'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Dozer'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ed Rush & Optical'
'TRCK' (Track number/Position in set)               '9'
'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:discogstags'                                  ['electronic', 'drum n bass']
'TXXX:lastfmtags'                                   ['drum and bass', 'neurofunk', 'drum n bass', 'jungle', 'dnb']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.51 dB'
'TXXX:replaygain_track_peak'                        '0.443617'

========================== row from database ==========================
                                              'id'  1300445
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Ed Rush & Optical/wormhole__cifs1167.mp3
                                         'working'  None
                                         'bitrate'  216
                                    'duration_sec'  375
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  10139140
                                           'mtime'  1621696531
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb wormhole__cifs1167 electronic th breakbeat dnb jungle
                                      'tag_artist'  Ed Rush & Optical
                                     'tag_release'  Wormhole #1
                                       'tag_title'  Dozer
                                             'bpm'  116.186
                                    'search_title'  'dozer':1
                                   'search_artist'  'ed':1 'optical':3 'rush':2
                                  'search_release'  '1':2,3 'wormhole':1
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 'breakbeat':7 'cifs1167':4 'dnb':8 'electronic':5 'jungle':9 'th':6 'wormhole':3
                                    'search_combo'  '00dnb':9 '00poprockelectronic':8 '1':6C,7C 'breakbeat':14 'cifs1167':11 'dnb':15 'dozer':1A 'ed':2B 'electronic':12 'jungle':16 'optical':4B 'rush':3B 'th':13 'wormhole':5C,10
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', '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-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['drum and bass', 'neurofunk', 'drum n bass', 'jungle', 'dnb']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic', 'drum n bass']

============================== file details ==============================
                                           'mtime'  1621696530.7499185  (2021-05-22 17:15:30)
                             'size'  10139140