======================== unified (from filesystem) ========================
                                         'bitrate'  '151.434'
                                        'duration'  '153'
                                          'artist'  'Covox'
                                     'text_people'  ''
                                         'release'  'Delete the Elite'
                                           'title'  'Your Love is My Leash'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', '8 bit', 'chiptune', '8bit', 'bitpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico;set-pl-sced'
                                             'bpm'  '142.5'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000F6B 000010A3 00003615 0000371D 0000E71D 0000E71D 00008000 00008000 '
 '00007382 0000C27C')
'TALB' (Album/Movie/Show title)                     'Delete the Elite'
'TBPM' (BPM (beats per minute))                     '142.5'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-beeps or chip or pico', 'set-pl-sced']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Your Love is My Leash'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Covox'
'TPE2' (Band/orchestra/accompaniment)               'Covox'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', '8 bit', 'chiptune', '8bit', 'bitpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.21 dB'
'TXXX:replaygain_track_peak'                        '0.401471'

========================== row from database ==========================
                                              'id'  1364574
                                            'path'  /data/Music/Bulk/00poprockelectronic/00beepy/Covox/[2005] Delete the Elite/03 Your Love is My Leash.mp3
                                         'working'  None
                                         'bitrate'  151
                                    'duration_sec'  153
                                           'genre'  electronic-we-beeps or chip or pico;set-pl-sced
                                        'filesize'  3076564
                                           'mtime'  1621705483
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00beepy [2005] 03 electronic we beeps or chip or pico;set pl sced
                                      'tag_artist'  Covox
                                     'tag_release'  Delete the Elite
                                       'tag_title'  Your Love is My Leash
                                             'bpm'  142.5
                                    'search_title'  'is':3 'leash':5 'love':2 'my':4 'your':1
                                   'search_artist'  'covox':1
                                  'search_release'  'delete':1 'elite':3 'the':2
                                     'search_rest'  '00beepy':2 '00poprockelectronic':1 '2005':3,4 'beeps':7 'chip':9 'electronic':5 'or':8 'pico':10,12 'pl':14 'sced':15 'set':11,13 'we':6
                                    'search_combo'  '00beepy':11 '00poprockelectronic':10 '2005':12,13 'beeps':16 'chip':18 'covox':6B 'delete':7C 'electronic':14 'elite':9C 'is':3A 'leash':5A 'love':2A 'my':4A 'or':17 'pico':19,21 'pl':23 'sced':24 'set':20,22 'the':8C 'we':15 'your':1A
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['electronic', '8 bit', 'chiptune', '8bit', 'bitpop']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621705483.4841325  (2021-05-22 19:44:43)
                             'size'  3076564