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		pluies_public on Jan 4, 2012 \| parent \| context \| favorite \| on: Upgrading Airbnb from Rails 2.3 to Rails 3.0 > Why are you blogging about upgrading to Rails 3.0.x when the current stable Rails has been 3.1.x for over 4 months? They switched to 3.0 quite some time ago: > Our production instances made the final switch in the week leading up to Thanksgiving Writing this blog post probably wasn't very high priority. > How did this happen? Maybe they were busy creating a great product instead of obsessing about perfect architecture and optimising prematurely?

ctide on Jan 4, 2012 [–]

Maybe they were busy creating a great product instead of obsessing about perfect architecture and optimising prematurely?

I think you'll be hard pressed to find anyone who believes that ensuring all of the servers are running the same code is a 'premature optimization'.

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