Hacker News new | comments | show | ask | jobs | submit login

No, you're right. From everything I've read on this, it is essentially limited to line of sight as you need the "middle" reference for the other "orbits", or whatever the heck they're called. (Assuming this is the same technique as the experiment the Italians displayed in Venice a few months ago.)

Guidelines | FAQ | Support | API | Security | Lists | Bookmarklet | DMCA | Apply to YC | Contact