======================== unified (from filesystem) ========================
                                         'bitrate'  '133.019'
                                        'duration'  '140'
                                          'artist'  'Zombina & The Skeletones'
                                     'text_people'  ''
                                         'release'  'Silver Bullet [Single]'
                                           'title'  'The Count of Five'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['horror punk', 'psychobilly', 'deathrock', 'punk', 'female vocalists']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly'
                                             'bpm'  '90.130'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Silver Bullet [Single]'
'TBPM' (BPM (beats per minute))                     '90.130'
'TCON' (Content type, a.k.a. Genre)                 'rock-rockabilly or psychobilly'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'The Count of Five'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Zombina & The Skeletones'
'TRCK' (Track number/Position in set)               '3'
'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'                                   ['horror punk', 'psychobilly', 'deathrock', 'punk', 'female vocalists']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.30 dB'
'TXXX:replaygain_track_peak'                        '0.575537'

========================== row from database ==========================
                                              'id'  133228
                                            'path'  /data/Music/Bulk/00dwimp/Zombina & The Skeletones/The count of five.mp3
                                         'working'  None
                                         'bitrate'  133
                                    'duration_sec'  140
                                           'genre'  rock-rockabilly or psychobilly
                                        'filesize'  2333606
                                           'mtime'  1620525280
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp count five rock rockabilly or psychobilly
                                      'tag_artist'  Zombina & The Skeletones
                                     'tag_release'  Silver Bullet [Single]
                                       'tag_title'  The Count of Five
                                             'bpm'  90.13
                                    'search_title'  'count':2 'five':4 'of':3 'the':1
                                   'search_artist'  'skeletones':3 'the':2 'zombina':1
                                  'search_release'  'bullet':2 'silver':1 'single':3,4
                                     'search_rest'  '00dwimp':1 'count':2 'five':3 'or':6 'psychobilly':7 'rock':4 'rockabilly':5
                                    'search_combo'  '00dwimp':12 'bullet':9C 'count':2A,13 'five':4A,14 'of':3A 'or':17 'psychobilly':18 'rock':15 'rockabilly':16 'silver':8C 'single':10C,11C 'skeletones':7B 'the':1A,6B 'zombina':5B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['horror punk', 'psychobilly', 'deathrock', 'punk', 'female vocalists']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620525279.9530592  (2021-05-09 03:54:39)
                             'size'  2333606