which all say essentially the same thing.

Number 1:

GOV.UK made it's 1,000 code release in 6 months today. That's 7 releases every working day since coming out of beta last Oct. :-) — James Thornett (@jthornett) May 7, 2013

Number 2:

Sometimes, despite everybody’s best efforts, you end up releasing a bug into production. ... There are two very different ways you can react to this kind of incident. The choice you make speaks volumes about your organisation.

Matt Wynne

Number 3:

Your big-bang release is scary. It’s full of issues and weird, new features that nobody understands. It requires documentation and training and who the hell has time for all that?

Stop Scaring Your Customers and Speed Up Releases

And a special number four.

An example of how fast the Guardian deploys software… View “Rapid Code Deployments” on Storify

There are certainly many more pieces of evidence which push in the direction of continuous, frequent, small deployments of software.