Rand Fishkin has a great piece on little known presentation tips. It’s a long-form story and filled with solid suggestions on getting and holding an audience. From creating tension, to having strong opinions, to including exclusive actionable advice, it’s practical and straightforward common sense. https://moz.com/rand/how-to-cheat-creating-great-presentations-tech-marketing-audiences/
http://blog.atmel.com/2015/05/06/maker-creates-a-steampunk-name-badge-for-the-wearable-computing-era/ It would have been a hit at Maker Faire San Francisco.