This isn't anything new. It's a well established fact that USB 3.0 interferes with 2.4 Ghz Wi-Fi.
http://www.pcmag.com/article2/0,2817,2423604,00.asp
https://www-ssl.intel.com/content/www/us/en/io/universal-ser...
http://www.pcmag.com/article2/0,2817,2423604,00.asp
https://www-ssl.intel.com/content/www/us/en/io/universal-ser...