======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '253'
                                          'artist'  'Al Green'
                                     'text_people'  ''
                                         'release'  'Billboard Top Pop Singles of 1'
                                           'title'  'Here I Am (Come And Take Me)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '63'
                                      'tracktotal'  ''
                                            'date'  '1973'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;set-pl-billboard'
                                             'bpm'  '94.283'
                                             'key'  '11A'
                                        '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))                     '94.283'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'set-pl-billboard']
'TDRC' (Recording time)                             '1973'
'TIT2' (Title/songname/content description)         'Here I Am (Come And Take Me)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Al Green'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '63'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'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'                        '+1.79 dB'
'TXXX:replaygain_track_peak'                        '0.436857'

========================== row from database ==========================
                                              'id'  1314620
                                            'path'  /data/Music/Bulk/00poprockelectronic/Billboard/Billboard Top100/1973/063 - Al Green - Here I Am (Come And Take Me).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  253
                                           'genre'  electronic-generic or radio-unsorted;set-pl-billboard
                                        'filesize'  5070267
                                           'mtime'  1620385056
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Top100 1973 063 electronic generic or radio unsorted;set pl billboard
                                      'tag_artist'  Al Green
                                     'tag_release'  Billboard Top Pop Singles of 1
                                       'tag_title'  Here I Am (Come And Take Me)
                                             'bpm'  94.283
                                    'search_title'  'am':3 'and':6 'come':4,5 'here':1 'i':2 'me':8,9 'take':7
                                   'search_artist'  'al':1 'green':2
                                  'search_release'  '1':6 'billboard':1 'of':5 'pop':3 'singles':4 'top':2
                                     'search_rest'  '00poprockelectronic':1 '1973':3 'billboard':13 'electronic':4 'generic':5 'or':6 'pl':12 'radio':7 'set':9,11 'top100':2 'unsorted':8,10
                                    'search_combo'  '00poprockelectronic':18 '1':17C '1973':20 'al':10B 'am':3A 'and':6A 'billboard':12C,30 'come':4A,5A 'electronic':21 'generic':22 'green':11B 'here':1A 'i':2A 'me':8A,9A 'of':16C 'or':23 'pl':29 'pop':14C 'radio':24 'set':26,28 'singles':15C 'take':7A 'top':13C 'top100':19 'unsorted':25,27
                                    'tag_tracknum'  63
                                      'num_images'  0
                                             'key'  11A
                                           '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-2', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1973
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385056.2927892  (2021-05-07 12:57:36)
                             'size'  5070267