(Image credit: Visual Endeavors) Immersive digital art has become a huge draw, from touring Van Gogh exhibits to the vast multi-sensory spectacle of the Sphere. The tech behind such experiences is generally expensive and out of reach for smaller artists and spaces, but one startup hopes to see that change. Visual Endeavors is a creative tech studio based in Santa Cruz, California. Describing itself as “half nerds, half creatives”, it creates interactive installations and generative content, but it also has its own hardware solutions. That includes PixelCannon, a software-agnostic media server tuned to power real-time rendered video and LED installations. Now as part of Hovercraft Ventures, founder Aron Altmark hopes to realise more ambitious ideas, including bringing immersive art to more public spaces. Visual Endeavors created Notch IMAG effects for Green Day’s Saviors Tour (Image credit: Visual Endeavors) “The Sphere is a crazy canvas.…