======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '243'
                                          'artist'  'Police'
                                     'text_people'  ''
                                         'release'  'Billboard Top Pop Singles of 1'
                                           'title'  "Don't Stand So Close to Me"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'classic rock', 'new wave', '80s', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '71'
                                      'tracktotal'  ''
                                            'date'  '1981'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;set-pl-billboard'
                                             'bpm'  '141.019'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Billboard'
'TALB' (Album/Movie/Show title)                     'Billboard Top Pop Singles of 1'
'TBPM' (BPM (beats per minute))                     '141.019'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'set-pl-billboard']
'TDRC' (Recording time)                             '1981'
'TIT2' (Title/songname/content description)         "Don't Stand So Close to Me"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Police'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '71'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock', 'classic rock', 'new wave', '80s', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.22 dB'
'TXXX:replaygain_track_peak'                        '0.694883'

========================== row from database ==========================
                                              'id'  1499100
                                            'path'  /data/Music/Bulk/00poprockelectronic/Billboard/Billboard Top100/1981__071 - Police - Don_t Stand So Close to Me.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  243
                                           'genre'  electronic-generic or radio-unsorted;set-pl-billboard
                                        'filesize'  4873978
                                           'mtime'  1620385200
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Top100 1981__071 Don_t electronic generic or radio unsorted;set pl billboard
                                      'tag_artist'  Police
                                     'tag_release'  Billboard Top Pop Singles of 1
                                       'tag_title'  Don't Stand So Close to Me
                                             'bpm'  141.019
                                    'search_title'  'close':6 'don':1 'dont':3 'me':8 'so':5 'stand':4 't':2 'to':7
                                   'search_artist'  'police':1
                                  'search_release'  '1':6 'billboard':1 'of':5 'pop':3 'singles':4 'top':2
                                     'search_rest'  '00poprockelectronic':1 '071':4 '1981':3 'billboard':16 'don':5 'electronic':7 'generic':8 'or':9 'pl':15 'radio':10 'set':12,14 't':6 'top100':2 'unsorted':11,13
                                    'search_combo'  '00poprockelectronic':16 '071':19 '1':15C '1981':18 'billboard':10C,31 'close':6A 'don':1A,20 'dont':3A 'electronic':22 'generic':23 'me':8A 'of':14C 'or':24 'pl':30 'police':9B 'pop':12C 'radio':25 'set':27,29 'singles':13C 'so':5A 'stand':4A 't':2A,21 'to':7A 'top':11C 'top100':17 'unsorted':26,28
                                    'tag_tracknum'  71
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'classic rock', 'new wave', '80s', 'pop']
                                        'tag_date'  1981
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385200.2674284  (2021-05-07 13:00:00)
                             'size'  4873978