Material Design: Why the Floating Action Button is bad UX design (Teo Yu Siang )

Material Design is a design language introduced by Google a year ago, and represents the company’s bold attempt at creating a unified user experience across all devices and platforms. It’s marked with bold colours, a liberal but principled use of shadows to indicate UI layers, and smooth animations that provide a pretty pretty user experience on Android (and some Google apps on iOS). (medium.com)