======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '51'
                                          'artist'  'Venetian Snares'
                                     'text_people'  ''
                                         'release'  'Songs About My Cats'
                                           'title'  'Katzesorge, Part 1'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'Q-PLAY-3', 'q-syn-4', 'q-bass-1', 'q-busy-4', 'q-grit-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-1', 'q-vocals-1', 'q-mixbeat-2', "
 "'Q-PIANO-4']")
                                      'lastfmtags'  "['electronica', 'idm', 'electronic', 'breakcore', 'experimental']"
                                     'discogstags'  "['electronic', 'idm', 'breakcore', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-glitch-breakcore'
                                             'bpm'  '91.639'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Songs About My Cats'
'TBPM' (BPM (beats per minute))                     '91.639'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-glitch-breakcore'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Katzesorge, Part 1'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Venetian Snares'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  ['electronic', 'idm', 'breakcore', 'experimental']
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'breakcore', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.48 dB'
'TXXX:replaygain_track_peak'                        '0.545187'

========================== row from database ==========================
                                              'id'  154455
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Venetian Snares/(2001) Songs About My Cats/Venetian Snares - Songs About My Cats [Uk] - 02 - Katzesorge Part 1.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  51
                                           'genre'  electronic-experimental-glitch-breakcore
                                        'filesize'  1242164
                                           'mtime'  1621627456
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm (2001) [Uk] 02 electronic experimental glitch breakcore
                                      'tag_artist'  Venetian Snares
                                     'tag_release'  Songs About My Cats
                                       'tag_title'  Katzesorge, Part 1
                                             'bpm'  91.639
                                    'search_title'  '1':4 'katzesorge':1,2 'part':3
                                   'search_artist'  'snares':2 'venetian':1
                                  'search_release'  'about':2 'cats':4 'my':3 'songs':1
                                     'search_rest'  '2001':1,2 'breakcore':8 'electronic':5 'experimental':6 'glitch':7 'uk':3,4
                                    'search_combo'  '1':4A '2001':11,12 'about':8C 'breakcore':18 'cats':10C 'electronic':15 'experimental':16 'glitch':17 'katzesorge':1A,2A 'my':9C 'part':3A 'snares':6B 'songs':7C 'uk':13,14 'venetian':5B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-1', 'q-syn-4', 'q-chart-3', 'q-other-1', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'breakcore', 'experimental']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic', 'idm', 'breakcore', 'experimental']

============================== file details ==============================
                                           'mtime'  1621627456.431145  (2021-05-21 22:04:16)
                             'size'  1242164