And it makes much of the internet look like it belongs to Google.
Funny, that sounds to me like a counterargument to the idea that this makes things look like they come from google.
Material is an Interaction Design play first, a design play second and maaaaybe a branding play third but whatever. If it makes apps and the web a better place because every Joe Schmoe dev can focus on functionality instead of design (which a lot of people simply suck at) that's great.