======================== unified (from filesystem) ========================
                                         'bitrate'  '320.008'
                                        'duration'  '402'
                                          'artist'  'London Elektricity'
                                     'text_people'  ''
                                         'release'  'Billion Dollar Gravy'
                                           'title'  'Born To Synthesise'
                                           '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-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['drum and bass', 'dnb', 'electronic', 'drum n bass', 'liquid funk']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '84.844'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Billion Dollar Gravy'
'TBPM' (BPM (beats per minute))                     '84.844'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Born To Synthesise'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'London Elektricity'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['drum and bass', 'dnb', 'electronic', 'drum n bass', 'liquid funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.35 dB'
'TXXX:replaygain_track_peak'                        '0.524349'

========================== row from database ==========================
                                              'id'  1299944
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/London Elektricity/10. London Elektricity - Born To Synthesise .mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  402
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  16092756
                                           'mtime'  1621696575
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb 10. electronic breakbeat dnb jungle
                                      'tag_artist'  London Elektricity
                                     'tag_release'  Billion Dollar Gravy
                                       'tag_title'  Born To Synthesise
                                             'bpm'  84.844
                                    'search_title'  'born':1 'synthesise':3 'to':2
                                   'search_artist'  'elektricity':2 'london':1
                                  'search_release'  'billion':1 'dollar':2 'gravy':3
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 '10':3,4 'breakbeat':6 'dnb':7 'electronic':5 'jungle':8
                                    'search_combo'  '00dnb':10 '00poprockelectronic':9 '10':11,12 'billion':6C 'born':1A 'breakbeat':14 'dnb':15 'dollar':7C 'electronic':13 'elektricity':5B 'gravy':8C 'jungle':16 'london':4B 'synthesise':3A 'to':2A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['drum and bass', 'dnb', 'electronic', 'drum n bass', 'liquid funk']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696574.6243482  (2021-05-22 17:16:14)
                             'size'  16092756