======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '157'
                                          'artist'  'Connie Francis'
                                     'text_people'  ''
                                         'release'  'Billboard Top Pop Singles of 1960'
                                           'title'  "Everybody's Somebody's Fool"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', '60s', 'female vocalists', 'pop', '50s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;set-pl-billboard'
                                             'bpm'  '84.280'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Billboard'
'TALB' (Album/Movie/Show title)                     'Billboard Top Pop Singles of 1960'
'TBPM' (BPM (beats per minute))                     '84.280'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'set-pl-billboard']
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         "Everybody's Somebody's Fool"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Connie Francis'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oldies', '60s', 'female vocalists', 'pop', '50s']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.52 dB'
'TXXX:replaygain_track_peak'                        '0.578578'

========================== row from database ==========================
                                              'id'  1509851
                                            'path'  /data/Music/Bulk/00poprockelectronic/Billboard/Billboard Top100/1960/011 - Connie Francis - Everybody_s Somebody_s Fool.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  157
                                           'genre'  electronic-generic or radio-unsorted;set-pl-billboard
                                        'filesize'  2516427
                                           'mtime'  1645790534
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Top100 011 Everybody_s Somebody_s electronic generic or radio unsorted;set pl billboard
                                      'tag_artist'  Connie Francis
                                     'tag_release'  Billboard Top Pop Singles of 1960
                                       'tag_title'  Everybody's Somebody's Fool
                                             'bpm'  84.28
                                    'search_title'  'everybody':1 'everybodys':3 'fool':7 's':2,5 'somebody':4 'somebodys':6
                                   'search_artist'  'connie':1 'francis':2
                                  'search_release'  '1960':6 'billboard':1 'of':5 'pop':3 'singles':4 'top':2
                                     'search_rest'  '00poprockelectronic':1 'billboard':16 'electronic':7 'everybody':3 'generic':8 'or':9 'pl':15 'radio':10 's':4,6 'set':12,14 'somebody':5 'top100':2 'unsorted':11,13
                                    'search_combo'  '00poprockelectronic':16 '1960':15C 'billboard':10C,31 'connie':8B 'electronic':22 'everybody':1A,18 'everybodys':3A 'fool':7A 'francis':9B 'generic':23 'of':14C 'or':24 'pl':30 'pop':12C 'radio':25 's':2A,5A,19,21 'set':27,29 'singles':13C 'somebody':4A,20 'somebodys':6A 'top':11C 'top100':17 'unsorted':26,28
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['oldies', '60s', 'female vocalists', 'pop', '50s']
                                        'tag_date'  1960
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1645790533.9102175  (2022-02-25 13:02:13)
                             'size'  2516427