======================== unified (from filesystem) ========================
                                         'bitrate'  '234.85'
                                        'duration'  '323'
                                          'artist'  'Decoded Feedback'
                                     'text_people'  ''
                                         'release'  'Combustion'
                                           'title'  'Psy-Storm'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['ebm', 'industrial', 'dark electro', 'electronic', 'electro industrial']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '139.948'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Combustion'
'TBPM' (BPM (beats per minute))                     '139.948'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Psy-Storm'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Decoded Feedback'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['ebm', 'industrial', 'dark electro', 'electronic', 'electro industrial']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.73 dB'
'TXXX:replaygain_track_peak'                        '0.414073'

========================== row from database ==========================
                                              'id'  1401037
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Decoded Feedback/Decoded_Feedback-Combustion-2005-FWYH/Decoded Feedback - Psy-Storm (Combustion).mp3
                                         'working'  None
                                         'bitrate'  234
                                    'duration_sec'  323
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  9502121
                                           'mtime'  1620296005
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth Decoded_Feedback 2005 FWYH (Combustion) eid ebm industrial darkwave
                                      'tag_artist'  Decoded Feedback
                                     'tag_release'  Combustion
                                       'tag_title'  Psy-Storm
                                             'bpm'  139.948
                                    'search_title'  'psy':1 'psystorm':3 'storm':2
                                   'search_artist'  'decoded':1 'feedback':2
                                  'search_release'  'combustion':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 '2005':8 'combustion':10,11 'darkwave':4 'decoded':6 'ebm':13 'eid':12 'feedback':7 'fwyh':9 'goth':5 'industrial':3
                                    'search_combo'  '00dwimp':7 '00ebm':8 '2005':14 'combustion':6C,16,17 'darkwave':10 'decoded':4B,12 'ebm':19 'eid':18 'feedback':5B,13 'fwyh':15 'goth':11 'industrial':9 'psy':1A 'psystorm':3A 'storm':2A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['ebm', 'industrial', 'dark electro', 'electronic', 'electro industrial']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296005.3466928  (2021-05-06 12:13:25)
                             'size'  9502121