======================== unified (from filesystem) ========================
                                         'bitrate'  '127.419'
                                        'duration'  '374'
                                          'artist'  'Giorgio Moroder'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Hot Stuff (Plaster Hands Remix)'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-SYN-3', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-4', 'Q-CHART-3', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', 'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['electronic', 'disco', 'synthpop', 'soundtrack', '80s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '125.0'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '125.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TIT2' (Title/songname/content description)         'Hot Stuff (Plaster Hands Remix)'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Giorgio Moroder'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', 'disco', 'synthpop', 'soundtrack', '80s']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.56 dB'
'TXXX:replaygain_track_peak'                        '0.566958'

========================== row from database ==========================
                                              'id'  1488810
                                            'path'  /data/Music/Bulk/00dwimp/Giorgio Moroder Club Remixes - Selection 3/Hot Stuff (Plaster Hands Remix).mp3
                                         'working'  None
                                         'bitrate'  127
                                    'duration_sec'  374
                                           'genre'  electronic-unsorted
                                        'filesize'  5965837
                                           'mtime'  1620515488
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Club Remixes Selection 3 electronic unsorted
                                      'tag_artist'  Giorgio Moroder
                                     'tag_release'  None
                                       'tag_title'  Hot Stuff (Plaster Hands Remix)
                                             'bpm'  125.0
                                    'search_title'  'hands':5 'hot':1 'plaster':3,4 'remix':6,7 'stuff':2
                                   'search_artist'  'giorgio':1 'moroder':2
                                  'search_release'  
                                     'search_rest'  '00dwimp':1 '3':5 'club':2 'electronic':6 'remixes':3 'selection':4 'unsorted':7
                                    'search_combo'  '00dwimp':10 '3':14 'club':11 'electronic':15 'giorgio':8B 'hands':5A 'hot':1A 'moroder':9B 'plaster':3A,4A 'remix':6A,7A 'remixes':12 'selection':13 'stuff':2A 'unsorted':16
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-3', 'q-drums-4', 'q-piano-1', 'Q-SYN-3', 'q-other-1', 'Q-BUSY-2', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['electronic', 'disco', 'synthpop', 'soundtrack', '80s']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620515487.5920382  (2021-05-09 01:11:27)
                             'size'  5965837