======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '299'
                                          'artist'  'Skinny Puppy'
                                     'text_people'  ''
                                         'release'  'VIVIsectVI'
                                           'title'  'Human Disease (S.K.U.M.M.)'
                                           '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-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['ebm', 'industrial', 'electronic', 'experimental', 'industrial rock']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '108.821'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'VIVIsectVI'
'TBPM' (BPM (beats per minute))                     '108.821'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '1988'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'Human Disease (S.K.U.M.M.)'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Skinny Puppy'
'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', 'electronic', 'experimental', 'industrial rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.32 dB'
'TXXX:replaygain_track_peak'                        '0.715161'

========================== row from database ==========================
                                              'id'  1393310
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Skinny Puppy/Skinny Puppy - Human Disease (S.K.U.M.M.).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  299
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  7192068
                                           'mtime'  1620296063
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth eid ebm or industrial or darkwave
                                      'tag_artist'  Skinny Puppy
                                     'tag_release'  VIVIsectVI
                                       'tag_title'  Human Disease (S.K.U.M.M.)
                                             'bpm'  108.821
                                    'search_title'  'disease':2 'human':1 'k':4 'm':6,7 's':3 'skumm':8 'u':5
                                   'search_artist'  'puppy':2 'skinny':1
                                  'search_release'  'vi':3 'vivisect':2 'vivisectvi':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 'darkwave':4 'ebm':7 'eid':6 'goth':5 'industrial':3 'or':8
                                    'search_combo'  '00dwimp':14 '00ebm':15 'darkwave':17 'disease':2A 'ebm':20 'eid':19 'goth':18 'human':1A 'industrial':16 'k':4A 'm':6A,7A 'or':21 'puppy':10B 's':3A 'skinny':9B 'skumm':8A 'u':5A 'vi':13C 'vivisect':12C 'vivisectvi':11C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-2', 'q-grit-4']
                                      'lastfmtags'  ['ebm', 'industrial', 'electronic', 'experimental', 'industrial rock']
                                        'tag_date'  1988
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296062.651787  (2021-05-06 12:14:22)
                             'size'  7192068