Exotic or uncommon materials seem to be all the rage in smartphones right now. Motorola started offering wood backs, then later leather, for its Moto X 2013 and 2014 handsets, respectively. But this wasn't even the first time a phone was offered with some integrated exotic or unorthodox materials. When Apple released the iPhone 4 with a glass rear cover, people flipped - wouldn't it break (yes, it would!), or get scratches (not that much) on it?

[Weekend Discussion] Leather, Kevlar, Glass, Metal - Do You Really Care What Your Phone Is Made Of? was written by the awesome team at Android Police.