======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '125'
                                          'artist'  'BBC Radiophonic Workshop'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  "F06 roger limb - kitten's lullaby"
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'avant garde', 'electronic', 'library music', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '43'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-sas;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '142.108'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000273 000003BB 0000064C'
'COMM:iTunNORM:eng'                                 (' 00000273 000003BB 0000064C 000016E4 000186E5 0000EA77 000034D8 000043E8 '
 '00007575 00007547')
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'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '142.108'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-sas', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         "F06 roger limb - kitten's lullaby"
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '125048'
'TPE1' (Lead performer(s)/Soloist(s))               'BBC Radiophonic Workshop'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '43'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['soundtrack', 'avant garde', 'electronic', 'library music', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.658904'

========================== row from database ==========================
                                              'id'  1519420
                                            'path'  /data/Music/Bulk/sns/roger limb - kitten_s lullaby.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  125
                                           'genre'  set-pl-sas;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3041841
                                           'mtime'  1678464226
                                   'redo_metaread'  0
                                        'rest_str'   sns kitten_s set pl sas;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  BBC Radiophonic Workshop
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  F06 roger limb - kitten's lullaby
                                             'bpm'  142.108
                                    'search_title'  'f06':1 'kitten':4 'kittens':6 'limb':3 'lullaby':7 'roger':2 's':5
                                   'search_artist'  'bbc':1 'radiophonic':2 'workshop':3
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'kitten':2 'mor':14 'pl':5 's':3 'sas':6,8 'set':4,7,9,11,13 'shirleyspinoza':10,12 'sns':1
                                    'search_combo'  'bbc':8B 'f06':1A 'kitten':4A,14 'kittens':6A 'limb':3A 'lullaby':7A 'mor':26 'pl':17 'radiophonic':9B 'roger':2A 's':5A,15 'sas':18,20 'set':16,19,21,23,25 'shirley':11C 'shirleyspinoza':22,24 'sns':13 'spinoza':12C 'workshop':10B
                                    'tag_tracknum'  43
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['soundtrack', 'avant garde', 'electronic', 'library music', 'experimental']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678464225.6730142  (2023-03-10 17:03:45)
                             'size'  3041841