This is The Stepback, a weekly newsletter breaking down one essential story from the tech world. For more on Android phones, follow Dominic Preston. The Stepback arrives in our subscribers' inboxes at 8AM ET. Opt in for The Stepback here. How it started Samsung's Galaxy S20 Ultra wasn't the first phone to feature a periscopic telephoto lens - both Huawei and Oppo beat the Korean company to it - but it was the first in the US to make such a big deal about it. Almost all of Samsung's marketing for the S20 Ultra centered on its so-called Space Zoom, its 5x optical folded periscope lens, capable of digitally zooming much further. Samsung even … Read the full story at The Verge. ...read more read less