======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '8'
                                          'artist'  'Toychestra'
                                     'text_people'  ''
                                         'release'  'Sassy Pony'
                                           'title'  'Greeting From Mami'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'jazz', 'toypop', '092amj', ' t2']"
                                     'discogstags'  "['experimental', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '12'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico;set-pl-mor'
                                             'bpm'  '84.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 0000035A 000003B3 00001880 00001A72 00001D33 00001D33 00006F3E 00007101 '
 '000001FA 000001FA')
'TALB' (Album/Movie/Show title)                     'Sassy Pony'
'TBPM' (BPM (beats per minute))                     '84.1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-beeps or chip or pico', 'set-pl-mor']
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Greeting From Mami'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Toychestra'
'TRCK' (Track number/Position in set)               '10/12'
'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'                                  ['experimental', 'rock']
'TXXX:lastfmtags'                                   ['instrumental', 'jazz', 'toypop', '092amj', ' t2']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.48 dB'
'TXXX:replaygain_track_peak'                        '0.882850'

========================== row from database ==========================
                                              'id'  730457
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Toychestra/Sassy Pony/10 Greeting From Mami.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  8
                                           'genre'  electronic-we-beeps or chip or pico;set-pl-mor
                                        'filesize'  2977632
                                           'mtime'  1676126897
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 10 electronic we beeps or chip or pico;set pl mor
                                      'tag_artist'  Toychestra
                                     'tag_release'  Sassy Pony
                                       'tag_title'  Greeting From Mami
                                             'bpm'  84.1
                                    'search_title'  'from':2 'greeting':1 'mami':3
                                   'search_artist'  'toychestra':1
                                  'search_release'  'pony':2 'sassy':1
                                     'search_rest'  'beeps':3 'chip':5 'electronic':1 'mor':11 'or':4 'pico':6,8 'pl':10 'set':7,9 'we':2
                                    'search_combo'  'beeps':9 'chip':11 'electronic':7 'from':2A 'greeting':1A 'mami':3A 'mor':17 'or':10 'pico':12,14 'pl':16 'pony':6C 'sassy':5C 'set':13,15 'toychestra':4B 'we':8
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['instrumental', 'jazz', 'toypop', '092amj', ' t2']
                                        'tag_date'  2002
                                     'discogstags'  ['experimental', 'rock']

============================== file details ==============================
                                           'mtime'  1676126897.2837942  (2023-02-11 15:48:17)
                             'size'  2977632