Is this the right kind of copper tape for keeping surfaces virus-free? I’m concerned because it doesn’t seem to have sharp edges, which I’ve heard is a big issue with the right kind of tape
https://smile.amazon.co.uk/Selected-Repellent-Copper-Conductive-Adhesive/dp/B07TV26465/
What about reading modern history textbooks written at a particular time? I’m not sure how long textbooks like that have existed, but it seems like a good way to get secondary data about a specified time frame without data snooping.