A trio of announcements have shaken the LPWAN industry this week, as it races towards new lows in power consumption capabilities. It comes after a handful of outlets began decrying the departure of Sigfox staff from the startup, after the culmination of an apparent power struggle between founders – although it’s very much worth emphasizing that there’s a case to be made for Sigfox being one of the better performers in the LPWAN market. Light Reading ran with the headline ‘Sigfox in Peril as Senior Execs Exit,’ and didn’t reveal its sources for the angle. Staff depart startups pretty routinely, and power struggles are also pretty commonplace in nascent companies. Growing to some $32m in revenue for 2016 from the…