======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '371'
                                          'artist'  'Tiga'
                                     'text_people'  ''
                                         'release'  '12" UK | TURBO 019'
                                           'title'  "Burning Down (London's Burning"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'house', 'electroclash', 'electro', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '124.468'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '12" UK | TURBO 019'
'TBPM' (BPM (beats per minute))                     '124.468'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         "Burning Down (London's Burning"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tiga'
'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:lastfmtags'                                   ['dance', 'house', 'electroclash', 'electro', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.81 dB'
'TXXX:replaygain_track_peak'                        '0.385675'

========================== row from database ==========================
                                              'id'  1344546
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tiga/cifs5400.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  371
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  8932372
                                           'mtime'  1621696677
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic cifs5400 electronic generic or radio dance
                                      'tag_artist'  Tiga
                                     'tag_release'  12" UK | TURBO 019
                                       'tag_title'  Burning Down (London's Burning
                                             'bpm'  124.468
                                    'search_title'  'burning':1 'down':2 'london':3 'londons':5 's':4
                                   'search_artist'  'tiga':1
                                  'search_release'  '12':1 'turbo':3 'uk':2
                                     'search_rest'  '00poprockelectronic':1 'cifs5400':2 'dance':7 'electronic':3 'generic':4 'or':5 'radio':6
                                    'search_combo'  '00poprockelectronic':10 '12':7C 'burning':1A 'cifs5400':11 'dance':16 'down':2A 'electronic':12 'generic':13 'london':3A 'londons':5A 'or':14 'radio':15 's':4A 'tiga':6B 'turbo':9C 'uk':8C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', '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-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'electroclash', 'electro', 'electronic']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696676.715716  (2021-05-22 17:17:56)
                             'size'  8932372