======================== unified (from filesystem) ========================
                                         'bitrate'  '245.618'
                                        'duration'  '428'
                                          'artist'  'Type O Negative'
                                     'text_people'  ''
                                         'release'  'The Origin Of The Feces'
                                           'title'  'Kill You Tonight (Reprise)'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['metal', 'gothic', 'doom metal', 'gothic rock', 'gothic metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'eid-metal-doom or gothic'
                                             'bpm'  '130.314'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000003C5 00000423 00001244'
'COMM:iTunNORM:eng'                                 (' 000003C5 00000423 00001244 000018D8 00021CC9 00021CC9 00007463 00006517 '
 '00032AF6 000292D9')
'TALB' (Album/Movie/Show title)                     'The Origin Of The Feces'
'TBPM' (BPM (beats per minute))                     '130.314'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-doom or gothic'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Kill You Tonight (Reprise)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Type O Negative'
'TRCK' (Track number/Position in set)               '7'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97 (beta)'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['metal', 'gothic', 'doom metal', 'gothic rock', 'gothic metal']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.50 dB'
'TXXX:replaygain_track_peak'                        '0.745594'

========================== row from database ==========================
                                              'id'  400903
                                            'path'  /data/Music/Bulk/00dwimp/Type O Negative/Type O Negative - The Origin Of The Feces/07. Type O Negative - Kill You Tonight (Reprise).mp3
                                         'working'  None
                                         'bitrate'  245
                                    'duration_sec'  428
                                           'genre'  eid-metal-doom or gothic
                                        'filesize'  13146769
                                           'mtime'  1620310460
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 07. eid metal doom or gothic
                                      'tag_artist'  Type O Negative
                                     'tag_release'  The Origin Of The Feces
                                       'tag_title'  Kill You Tonight (Reprise)
                                             'bpm'  130.314
                                    'search_title'  'kill':1 'reprise':4,5 'tonight':3 'you':2
                                   'search_artist'  'negative':3 'o':2 'type':1
                                  'search_release'  'feces':4 'of':3 'origin':2 'the':1
                                     'search_rest'  '00dwimp':1 '07':2,3 'doom':6 'eid':4 'gothic':8 'metal':5 'or':7
                                    'search_combo'  '00dwimp':13 '07':14,15 'doom':18 'eid':16 'feces':12C 'gothic':20 'kill':1A 'metal':17 'negative':8B 'o':7B 'of':11C 'or':19 'origin':10C 'reprise':4A,5A 'the':9C 'tonight':3A 'type':6B 'you':2A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'gothic', 'doom metal', 'gothic rock', 'gothic metal']
                                        'tag_date'  1994
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310459.5078628  (2021-05-06 16:14:19)
                             'size'  13146769