======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '227'
                                          'artist'  'Dieselboy'
                                     'text_people'  ''
                                         'release'  'Project Human (disc 1)'
                                           'title'  'Subculture [Dieselboy + Kaos V'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['drum and bass', 'drum n bass', 'jungle', 'electronic', 'dnb']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '117.603'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Project Human (disc 1)'
'TBPM' (BPM (beats per minute))                     '117.603'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Subculture [Dieselboy + Kaos V'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dieselboy'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['drum and bass', 'drum n bass', 'jungle', 'electronic', 'dnb']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.90 dB'
'TXXX:replaygain_track_peak'                        '0.608715'

========================== row from database ==========================
                                              'id'  1322303
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Dieselboy/MBZ;#Dieselboy;#Project Human (disc 1);#03;#Subculture [Dieselboy + Kaos VIP] - Styles of Beyond.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  227
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  5454332
                                           'mtime'  1621696503
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb MBZ;#Dieselboy;#Project 1);#03;#Subculture VIP] Styles of Beyond electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Dieselboy
                                     'tag_release'  Project Human (disc 1)
                                       'tag_title'  Subculture [Dieselboy + Kaos V
                                             'bpm'  117.603
                                    'search_title'  'dieselboy':2,3 'kaos':4 'subculture':1 'v':5
                                   'search_artist'  'dieselboy':1
                                  'search_release'  '1':5,6 'disc':3,4 'human':2 'project':1
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 '03':10,13 '1':9,12 'beyond':19 'breakbeat':22 'dieselboy':4,7 'dnb':24 'electronic':20 'jungle':25 'mbz':3,6 'of':18 'or':23 'project':5,8 'styles':17 'subculture':11,14 'th':21 'vip':15,16
                                    'search_combo'  '00dnb':14 '00poprockelectronic':13 '03':22,25 '1':11C,12C,21,24 'beyond':31 'breakbeat':34 'dieselboy':2A,3A,6B,16,19 'disc':9C,10C 'dnb':36 'electronic':32 'human':8C 'jungle':37 'kaos':4A 'mbz':15,18 'of':30 'or':35 'project':7C,17,20 'styles':29 'subculture':1A,23,26 'th':33 'v':5A 'vip':27,28
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['drum and bass', 'drum n bass', 'jungle', 'electronic', 'dnb']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696503.1199815  (2021-05-22 17:15:03)
                             'size'  5454332