There’ve been all sorts of security scares in IoT this week, with homes, more light bulb fallout, and Tesla’s Model S. Meanwhile, TRUSTe has formed the IoT Privacy Tech Working Group but can we have privacy and IoT? The US leads smart home adoption globally, ZigBee completed its 920IP IPv6 home energy management standard, and Philips confirms its Hue light-hub Nest integration. The largest home automation service provider in North America Vivint has chosen Cloudera’s big data service for smart home analytics. Smart grid player Itron has chosen Microsoft Azure for its Itron Analytics cloud platform, Cisco is training electricians for the smart grid, but a US report has outlined the threats that a smart grid poses thanks to hackers.…