======================== unified (from filesystem) ========================
                                         'bitrate'  '179.034'
                                        'duration'  '210'
                                          'artist'  'Rotersand'
                                     'text_people'  ''
                                         'release'  'Dark Wave Mix Part III'
                                           'title'  'Lifelight'
                                           '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-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['dark electro', 'ebm', 'industrial', 'electronic', 'futurepop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave-futurepop'
                                             'bpm'  '129.979'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dark Wave Mix Part III'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-futurepop'
'TIT2' (Title/songname/content description)         'Lifelight'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rotersand'
'TRCK' (Track number/Position in set)               '1'
'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'                                   ['dark electro', 'ebm', 'industrial', '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'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.97 dB'
'TXXX:replaygain_track_peak'                        '0.529959'

========================== row from database ==========================
                                              'id'  1393350
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Rotersand/DMM - Dark Wave Mix Part III (Evils Toy,Human League,Funker Vogt,Lights Of Euphoria) by DMM__cifsa7.mp3
                                         'working'  None
                                         'bitrate'  179
                                    'duration_sec'  210
                                           'genre'  eid-ebm or industrial or darkwave-futurepop
                                        'filesize'  4713159
                                           'mtime'  1620296609
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth DMM (Evils Toy,Human League,Funker Vogt,Lights Of Euphoria) by DMM__cifsa7 eid ebm or industrial or darkwave futurepop
                                      'tag_artist'  Rotersand
                                     'tag_release'  Dark Wave Mix Part III
                                       'tag_title'  Lifelight
                                             'bpm'  129.979
                                    'search_title'  'lifelight':1
                                   'search_artist'  'rotersand':1
                                  'search_release'  'dark':1 'iii':5 'mix':3 'part':4 'wave':2
                                     'search_rest'  '00dwimp':1 '00ebm':2 'by':24 'cifsa7':26 'darkwave':4 'dmm':6,25 'ebm':28 'eid':27 'euphoria':22,23 'evils':7,8 'funker':14,16 'futurepop':30 'goth':5 'human':10,12 'industrial':3 'league':13,15 'lights':18,20 'of':21 'or':29 'toy':9,11 'vogt':17,19
                                    'search_combo'  '00dwimp':8 '00ebm':9 'by':31 'cifsa7':33 'dark':3C 'darkwave':11 'dmm':13,32 'ebm':35 'eid':34 'euphoria':29,30 'evils':14,15 'funker':21,23 'futurepop':37 'goth':12 'human':17,19 'iii':7C 'industrial':10 'league':20,22 'lifelight':1A 'lights':25,27 'mix':5C 'of':28 'or':36 'part':6C 'rotersand':2B 'toy':16,18 'vogt':24,26 'wave':4C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', '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'  ['dark electro', 'ebm', 'industrial', 'electronic', 'futurepop']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296609.2094085  (2021-05-06 12:23:29)
                             'size'  4713159