> is the holographic universe 'merely' a mathematical tool that helps us solve problems, or is it a description of an objective reality Some would say there is

> is the holographic universe 'merely' a mathematical tool that helps us solve problems, or is it a description of an objective reality Some would say there is no meaningful difference between those two. E.g. Max Tegmark in 'Our Mathematical Universe'. I'm not saying he's necessarily right, I'm just pointing out that such a viewpoint exists.