If you think about the market that we're in, and more broadly just the enterprise software market, the kind of transition that's happening right now from legacy systems to the cloud is literally, by definition, a once-in-a-lifetime opportunity.
In a user lead model, users are bringing in their own technology... and you can build software then, around the user.
We didn't really start the company to go build an enterprise software company.
Tip: Take the stodgiest, oldest, slowest moving industry you can find. And build amazing software for it.
If there could've ever been a magical time to build an enterprise software company, now is absolutely that time.