======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '264'
                                          'artist'  'Android Lust'
                                     'text_people'  ''
                                         'release'  'Resolution'
                                           'title'  "Heathen (Witch's Hammer)"
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ebm', 'gothic', 'industrial', 'electronic', 'darkwave']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '132.444'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Resolution'
'TBPM' (BPM (beats per minute))                     '132.444'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         "Heathen (Witch's Hammer)"
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Android Lust'
'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'                                   ['ebm', 'gothic', 'industrial', 'electronic', 'darkwave']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.56 dB'
'TXXX:replaygain_track_peak'                        '0.549002'

========================== row from database ==========================
                                              'id'  1507167
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Android Lust/Android Lust - Resolution/Android Lust - 10 - Heathen (witch_s Hammer).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  264
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  4230948
                                           'mtime'  1620295957
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 10 (witch_s eid ebm or industrial or darkwave
                                      'tag_artist'  Android Lust
                                     'tag_release'  Resolution
                                       'tag_title'  Heathen (Witch's Hammer)
                                             'bpm'  132.444
                                    'search_title'  'hammer':5,6 'heathen':1 's':3 'witch':2 'witchs':4
                                   'search_artist'  'android':1 'lust':2
                                  'search_release'  'resolution':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 'darkwave':4 'ebm':11 'eid':10 'goth':5 'industrial':3 'or':12 's':7,9 'witch':6,8
                                    'search_combo'  '00dwimp':10 '00ebm':11 'android':7B 'darkwave':13 'ebm':20 'eid':19 'goth':14 'hammer':5A,6A 'heathen':1A 'industrial':12 'lust':8B 'or':21 'resolution':9C 's':3A,16,18 'witch':2A,15,17 'witchs':4A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['ebm', 'gothic', 'industrial', 'electronic', 'darkwave']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620295957.2879026  (2021-05-06 12:12:37)
                             'size'  4230948