> Second, glancing at an HMD is fundamentally different from pulling out a cell phone because you're not looking away from the other person. I see this like co

> Second, glancing at an HMD is fundamentally different from pulling out a cell phone because you're not looking away from the other person. I see this like conversing with someone that's looking past you: i.e. incredibly grating because you obviously do not have their full attention.