Juha Saarinen: Oh please, not CovidCard again 27 Jan, 2021 04:00 PM 5 minutes to read Among some major cons with the CovidCard device, was having to hang it around your neck with a lanyard. Photo / 123RF OPINION: The great thing about the unfortunate community Covid-19 transmission case recently is that the person was a legend who kept frequent records of places visited. That, and the technology in the NZ Covid Tracer app made it easier for her to keep a digital diary that could be quickly shared with contact tracers. Read More It's not about technology per se in other words because it could've been done arduously with pen and paper, or by taking selfies outside shops for example. Covid Tracer made the process far less cumbersome, and the app worked well in the hands of a person who understood why scanning in is a must to keep virus transmission down.