If everything you do works, then you're not taking many risks and probably aren't innovating either.
I like writing code. I like building product. I like making things that people like.
Email is not going to disappear. Possibly ever. Until the robots kill us all.
Google is about information and computers and making things really fast. Facebook is about the sharing and connections. These missions give these companies direction and motivation.
Opportunity is all around us, but we have beliefs and habits that block it.
Many people with jobs have a fantasy about all the amazing things they would do if they didn't need to work. In reality, if they had the drive and commitment to do actually do those things, they wouldn't let a job get in the way.