======================== unified (from filesystem) ========================
                                         'bitrate'  '175.121'
                                        'duration'  '294'
                                          'artist'  'Soul Surfing'
                                     'text_people'  ''
                                         'release'  'Clubhits 99 - Disk 2'
                                           'title'  'Fatboy Slim'
                                           'quals'  ("['Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-UNU-1', "
 "'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '142.207'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Clubhits 99 - Disk 2'
'TBPM' (BPM (beats per minute))                     '142.207'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Fatboy Slim'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Soul Surfing'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.42 dB'
'TXXX:replaygain_track_peak'                        '0.584275'

========================== row from database ==========================
                                              'id'  1417273
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Clubhits 99 - Disk 2/Soul Surfing - 04 - Fatboy Slim.mp3
                                         'working'  None
                                         'bitrate'  175
                                    'duration_sec'  294
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  6457632
                                           'mtime'  1620558383
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 04 electronic generic or radio dance
                                      'tag_artist'  Soul Surfing
                                     'tag_release'  Clubhits 99 - Disk 2
                                       'tag_title'  Fatboy Slim
                                             'bpm'  142.207
                                    'search_title'  'fatboy':1 'slim':2
                                   'search_artist'  'soul':1 'surfing':2
                                  'search_release'  '2':4 '99':2 'clubhits':1 'disk':3
                                     'search_rest'  '00poprockelectronic':1 'dance':3 'electronic':5 'generic':2 'or':6 'radio':7 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':9 '2':8C '99':6C 'clubhits':5C 'dance':11 'disk':7C 'electronic':13 'fatboy':1A 'generic':10 'or':14 'radio':15 'slim':2A 'soul':3B 'surfing':4B 'trapbeat':12
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620558383.1599777  (2021-05-09 13:06:23)
                             'size'  6457632