engadget: “Google has introduced a new tool for Slides that can help you make your presentations more interactive and keep your audience’s attention. The new feature, a pen tool, lets you write on a slide in real time, so you can encircle key figures, draw arrows, underline important information and just generally scribble anything you want on the presentation while in the middle of a meeting or a report. While Slides has long had the ability to turn your mouse arrow into a laser pointer, you had to download a third-party tool to be able to actually write annotations in the middle of a presentation…”