======================== unified (from filesystem) ========================
                                         'bitrate'  '117.693'
                                        'duration'  '160'
                                          'artist'  'Dick Dale'
                                     'text_people'  ''
                                         'release'  'Greatest Hits 1961-1976'
                                           'title'  'Misirlou'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'instrumental', 'classic rock', 'surf rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '132.012'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Greatest Hits 1961-1976'
'TBPM' (BPM (beats per minute))                     '132.012'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Misirlou'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Dick Dale'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['surf', 'instrumental', 'classic rock', 'surf rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.00 dB'
'TXXX:replaygain_track_peak'                        '0.590903'

========================== row from database ==========================
                                              'id'  1417467
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Dick Dale and His Del-tones - Dick Dale/Dick Dale - Greatest Hits 1961-1976/Dick Dale - Greatest Hits 1961-1976 - 04 - Misirlou.mp3
                                         'working'  None
                                         'bitrate'  117
                                    'duration_sec'  160
                                           'genre'  rock-pop-surf
                                        'filesize'  2370217
                                           'mtime'  1620736297
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country and His Del tones 04 rock pop surf
                                      'tag_artist'  Dick Dale
                                     'tag_release'  Greatest Hits 1961-1976
                                       'tag_title'  Misirlou
                                             'bpm'  132.012
                                    'search_title'  'misirlou':1
                                   'search_artist'  'dale':2 'dick':1
                                  'search_release'  '1961':3 '19611976':5 '1976':4 'greatest':1 'hits':2
                                     'search_rest'  'and':5 'country':4 'del':7 'exotica':2 'his':6 'jazz':1 'oldies':3 'pop':10 'rock':9 'surf':11 'tones':8
                                    'search_combo'  '1961':6C '19611976':8C '1976':7C 'and':13 'country':12 'dale':3B 'del':15 'dick':2B 'exotica':10 'greatest':4C 'his':14 'hits':5C 'jazz':9 'misirlou':1A 'oldies':11 'pop':18 'rock':17 'surf':19 'tones':16
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'instrumental', 'classic rock', 'surf rock', 'rock']
                                        'tag_date'  1992
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736296.5155175  (2021-05-11 14:31:36)
                             'size'  2370217