What Microsoft Research lacks in cinematography skills, it's making up for with super-fun solutions to virtual reality's biggest problem: The lack of real-world feedback. In a blog post published late last week, Microsoft detailed four different experimental methods for delivering haptic feedback, including a cane that would allow the visually impaired to "see" in VR, and a claw (simply named CLAW) that lets users actually interact with and feel objects in the virtual world.