======================== unified (from filesystem) ========================
                                         'bitrate'  '62.723'
                                        'duration'  '169'
                                          'artist'  'Tsunami Bomb'
                                     'text_people'  ''
                                         'release'  'Tsunami Bomb Misc'
                                           'title'  'T.B. vs. The Monster'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'punk rock', 'pop punk', 'punk', 'rock']"
                                     'discogstags'  "['punk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '100.956'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Tsunami Bomb Misc'
'TBPM' (BPM (beats per minute))                     '100.956'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'T.B. vs. The Monster'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tsunami Bomb'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['punk', 'rock']
'TXXX:lastfmtags'                                   ['female vocalists', 'punk rock', 'pop punk', 'punk', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.09 dB'
'TXXX:replaygain_track_peak'                        '0.379955'

========================== row from database ==========================
                                              'id'  1421501
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Tsunami Bomb/Misc/T.B. vs. The Monster.mp3
                                         'working'  None
                                         'bitrate'  62
                                    'duration_sec'  169
                                           'genre'  rock-gr-punk
                                        'filesize'  1332760
                                           'mtime'  1622659221
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner rock gr punk
                                      'tag_artist'  Tsunami Bomb
                                     'tag_release'  Tsunami Bomb Misc
                                       'tag_title'  T.B. vs. The Monster
                                             'bpm'  100.956
                                    'search_title'  'b':2 'monster':7 't':1 'tb':3 'the':6 'vs':4,5
                                   'search_artist'  'bomb':2 'tsunami':1
                                  'search_release'  'bomb':2 'misc':3 'tsunami':1
                                     'search_rest'  'garage':2 'gr':6 'punk':1 'rock':5 'stoner':4 'surf':3
                                    'search_combo'  'b':2A 'bomb':9B,11C 'garage':14 'gr':18 'misc':12C 'monster':7A 'punk':13 'rock':17 'stoner':16 'surf':15 't':1A 'tb':3A 'the':6A 'tsunami':8B,10C 'vs':4A,5A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['female vocalists', 'punk rock', 'pop punk', 'punk', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  ['punk', 'rock']

============================== file details ==============================
                                           'mtime'  1622659220.6733396  (2021-06-02 20:40:20)
                             'size'  1332760