======================== unified (from filesystem) ========================
                                         'bitrate'  '193.213'
                                        'duration'  '289'
                                          'artist'  'System Syn'
                                     'text_people'  ''
                                         'release'  'End'
                                           'title'  'The Disappearance'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', '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-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['industrial', 'dark electro', 'ebm', 'synthpop', 'electronic', 'futurepop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  ('eid-ebm or industrial or darkwave-futurepop;eid-ebm or industrial or '
 'darkwave;electronic-we-electropop or synthpop')
                                             'bpm'  '121.994'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Lbl:Metropolis Rec. C:MET549'
'TALB' (Album/Movie/Show title)                     'End'
'TBPM' (BPM (beats per minute))                     '121.994'
'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)                             '2008'
'TIT2' (Title/songname/content description)         'The Disappearance'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'System Syn'
'TRCK' (Track number/Position in set)               '9'
'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'                                       '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.43 dB'
'TXXX:replaygain_track_peak'                        '0.418987'

========================== row from database ==========================
                                              'id'  1401464
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/SYSTEM SYN/End/09_system_syn-the_disappearance.mp3
                                         'working'  None
                                         'bitrate'  193
                                    'duration_sec'  289
                                           'genre'  eid-ebm or industrial or darkwave-futurepop;eid-ebm or industrial or darkwave;electronic-we-electropop or synthpop
                                        'filesize'  6991734
                                           'mtime'  1620296055
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth SYSTEM SYN 09_system_syn the_disappearance eid ebm or industrial or darkwave futurepop;eid ebm or industrial or darkwave;electronic we electropop or synthpop
                                      'tag_artist'  System Syn
                                     'tag_release'  End
                                       'tag_title'  The Disappearance
                                             'bpm'  121.994
                                    'search_title'  'disappearance':2 'the':1
                                   'search_artist'  'syn':2 'system':1
                                  'search_release'  'end':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 '09':8 'darkwave':4,20,22 'disappearance':12 'ebm':14 'eid':13,17,19 'electronic':21,23 'electropop':25 'futurepop':16,18 'goth':5 'industrial':3 'or':15 'syn':7,10 'synthpop':26 'system':6,9 'the':11 'we':24
                                    'search_combo'  '00dwimp':6 '00ebm':7 '09':13 'darkwave':9,25,27 'disappearance':2A,17 'ebm':19 'eid':18,22,24 'electronic':26,28 'electropop':30 'end':5C 'futurepop':21,23 'goth':10 'industrial':8 'or':20 'syn':4B,12,15 'synthpop':31 'system':3B,11,14 'the':1A,16 'we':29
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-3', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'dark electro', 'ebm', 'synthpop', 'electronic', 'futurepop']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296054.898239  (2021-05-06 12:14:14)
                             'size'  6991734