global trending hubb on Instagram: "- The post showcases a video of a cubic wooden frame densely woven with multicolored strings, rotating outdoors to reveal shifting rainbow patterns as sunlight refracts through the threads, blending string art with optical illusions. - String art, originating in the 1960s as a mathematical visualization tool (e.g., Mary Everest Boole’s 1870s curved-line geometry), here evolves into a 3D prism effect, where aligned fibers mimic light dispersion in a crystal, pe