Here's what we looked at this week:Sleek portable cutlery by Zoku, an industrial-designer-led brand.Crowdfunding smash: These Xlaserlab X1 desktop laser welding machines.Breakfast's Billion Dollar Arcade Series are Interactive classic videogame art pieces that reference the stock market.Brompton's hide-away bike toolkit, by industrial design firm Goodwin Hartshorn.The Tool Swing, a heavy-duty disappearing swing mount for fixed tools.The Snackuum, Unnecessary Design Studio's arm-mounted vacuum for neater snacking.Surprise: There's still a huge market for ashtrays.Where to source specialty washers with no additional tooling costs? Boker's.The CenWatch: Yet another attempt at a gesture control device, with a pretty awful form factor.An actually useful application for gesture control: Headlamp activation, as seen in the NightBuddy 230.Design competition: "Redesign Democracy" calls for better voting booth designs.Architect, industrial designer and sculptor Robert Obier's Deco-esque creations.The Brat, an alternative "lo-fi" take on the wallet.Form follows function: Snow Peak's folding butane stove for camping.Industrial design case study: The Rubbish Beam, a smart litter picker-upper by ID consultancy Hatch Duo.