======================== unified (from filesystem) ========================
                                         'bitrate'  '220.967'
                                        'duration'  '245'
                                          'artist'  'System Syn'
                                     'text_people'  ''
                                         'release'  'The Mourning Ritual'
                                           'title'  'Exit'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['industrial', 'dark electro', 'ebm', 'synthpop', 'electronic', 'futurepop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  ('eid-ebm or industrial or darkwave-futurepop;eid-ebm or industrial or '
 'darkwave;electronic-we-electropop or synthpop')
                                             'bpm'  '132.012'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'FWYH RULES!!!'
'TALB' (Album/Movie/Show title)                     'The Mourning Ritual'
'TBPM' (BPM (beats per minute))                     '132.012'
'TCON' (Content type, a.k.a. Genre)                 ['eid-ebm or industrial or darkwave-futurepop',
 'eid-ebm or industrial or darkwave',
 'electronic-we-electropop or synthpop']
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Exit'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'System Syn'
'TRCK' (Track number/Position in set)               '10'
'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'                                   ['industrial', 'dark electro', 'ebm', 'synthpop', 'electronic', 'futurepop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.96 dB'
'TXXX:replaygain_track_peak'                        '0.420785'

========================== row from database ==========================
                                              'id'  1399199
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/SYSTEM SYN/The_Mourning_Ritual/10_system_syn-exit-fwyh.mp3
                                         'working'  None
                                         'bitrate'  221
                                    'duration_sec'  245
                                           'genre'  eid-ebm or industrial or darkwave-futurepop;eid-ebm or industrial or darkwave;electronic-we-electropop or synthpop
                                        'filesize'  6797398
                                           'mtime'  1620296055
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth SYSTEM SYN The_Mourning_Ritual 10_system_syn exit fwyh eid ebm or industrial or darkwave futurepop;eid ebm or industrial or darkwave;electronic we electropop or synthpop
                                      'tag_artist'  System Syn
                                     'tag_release'  The Mourning Ritual
                                       'tag_title'  Exit
                                             'bpm'  132.012
                                    'search_title'  'exit':1
                                   'search_artist'  'syn':2 'system':1
                                  'search_release'  'mourning':2 'ritual':3 'the':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 '10':11 'darkwave':4,23,25 'ebm':17 'eid':16,20,22 'electronic':24,26 'electropop':28 'exit':14 'futurepop':19,21 'fwyh':15 'goth':5 'industrial':3 'mourning':9 'or':18 'ritual':10 'syn':7,13 'synthpop':29 'system':6,12 'the':8 'we':27
                                    'search_combo'  '00dwimp':7 '00ebm':8 '10':17 'darkwave':10,29,31 'ebm':23 'eid':22,26,28 'electronic':30,32 'electropop':34 'exit':1A,20 'futurepop':25,27 'fwyh':21 'goth':11 'industrial':9 'mourning':5C,15 'or':24 'ritual':6C,16 'syn':3B,13,19 'synthpop':35 'system':2B,12,18 'the':4C,14 'we':33
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', '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-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'dark electro', 'ebm', 'synthpop', 'electronic', 'futurepop']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296055.1848407  (2021-05-06 12:14:15)
                             'size'  6797398