Business cards. IMHO there's still no good universal way to give someone your phone number in real life. A number of apps have been built to address this (reme

Business cards. IMHO there's still no good universal way to give someone your phone number in real life. A number of apps have been built to address this (remember "bump" technology for example), but most have fallen out of favor. Until there is near-universal adoption of some kind of alternative, I'll have to keep carrying around business cards...which just seems silly...