Simplicity is a very hard engineering challenge, but complexity compounds like interest over time. Without keeping simplicity, you will never keep up with competitors who are trying to disrupt you.

Kris Gale, VP Engineering at Yammer, from The one cost engineers and product managers don’t consider.

A smiling portrait of Kris Gale with a colourful graffiti backdrop.

Update: Microsoft acquired Yammer for USD $1.2 billion.