======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '154'
                                          'artist'  'Amazing Kreskin'
                                     'text_people'  ''
                                         'release'  'Basic Principles Of ESP'
                                           'title'  'Imagination And Swallowing'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'nonmusic-speech'
                                             'bpm'  '104.229'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '365 Days Project'
'COMM:ID3v1 Comment:XXX'                            '365 Days Project'
'COMM:MusicMatch_Preference:eng'                    'blog.wfmu.org'
'TALB' (Album/Movie/Show title)                     'Basic Principles Of ESP'
'TBPM' (BPM (beats per minute))                     '104.229'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-speech'
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Imagination And Swallowing'
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '154671'
'TPE1' (Lead performer(s)/Soloist(s))               'Amazing Kreskin'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+4.96 dB'
'TXXX:replaygain_track_peak'                        '0.913726'

========================== row from database ==========================
                                              'id'  1324257
                                            'path'  /data/Music/Bulk/00poprockelectronic/11/305_10_Kreskin_-_Imagination_And_Swallowing.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  154
                                           'genre'  nonmusic-speech
                                        'filesize'  3236062
                                           'mtime'  1637329948
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 11 305_10_Kreskin_ _Imagination_And_Swallowing nonmusic speech
                                      'tag_artist'  Amazing Kreskin
                                     'tag_release'  Basic Principles Of ESP
                                       'tag_title'  Imagination And Swallowing
                                             'bpm'  104.229
                                    'search_title'  'and':2 'imagination':1 'swallowing':3
                                   'search_artist'  'amazing':1 'kreskin':2
                                  'search_release'  'basic':1 'esp':4 'of':3 'principles':2
                                     'search_rest'  '00poprockelectronic':1 '10':3 '305':2 'and':6 'imagination':5 'kreskin':4 'nonmusic':8 'speech':9 'swallowing':7
                                    'search_combo'  '00poprockelectronic':10 '10':12 '305':11 'amazing':4B 'and':2A,15 'basic':6C 'esp':9C 'imagination':1A,14 'kreskin':5B,13 'nonmusic':17 'of':8C 'principles':7C 'speech':18 'swallowing':3A,16
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637329947.968103  (2021-11-19 14:52:27)
                             'size'  3236062