the company received significant technical support from France's CNRS concerning video compression and formating, through CNRS' Laboratoire des Sciences du Numérique de Nantes (LS2N). In March 2017 at Barcelona's World Congress for mobile technologies, the American company presented the French lab's open-source technological creation: a compression tool allowing HD+ video quality with a bandwidth need of under 100 kilo octets per second, 40 times less than that of HD TV needs and compatible with mobile services worldwide.[177]In May 2016, Netflix created a new tool called FAST to determine the speed of an Internet connection.[178]