The strength of Mixed Reality (MR) is in collaboration. Best practices for the use of MR include instructors immersing in their own content to be able to assist learners and challege them to consider other perspectives; introducing new elements at a reasonable pace; and including well-designed experiences that focus on helpful mechanisms. Microsoft says MR lets anyone in the general public build their own virtual world, but only a few headsets are available for purchase, and technology requirements to use their application seem quite high level (for instance, 10 gig of free space, high RAM processing, and high-end graphics cards and drivers.