If you have the newest version of Adobe Creative Cloud — Illustrator now outputs VERY optimized SVG…
Tracy Trathen

Depending on the icon and how extreme you want to do it this only takes a minute or two ones you learn how. Apart from the badges + soundcloud and youtube icons with text these are all <1kb.

One clap, two clap, three clap, forty?

By clapping more or less, you can signal to us which stories really stand out.