A new study from Finland raises some alarms about privacy on Apple devices, another, a company, again from Finland, finds a way to make concrete using CO2 emissions, some leading edge and some legacy systems in the news and a newsletter about our phone addiction strikes a nerve with the catchphrase "reclaim your brain!"

All this and more on the “Here comes the Sun” edition of Hashtag Trending. I’m your host, Jim Love. Let’s get into it.