Berlin-based relayr, maker of the WunderBar, an Internet of Things (IoT) hardware dev kit which resembles a chunky chocolate bar, has closed a $2.3 million seed round, from unnamed U.S. and Switzerlan
European startup relayr, founded in January last year and currently based at the StartupBootcamp accelerator, has kicked off a crowdfunding campaign for a hardware kit for developers aimed at making i