Why the Fuss about Serverless?

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To explain this, I’m going to have to recap on some old work with a particular focus on co-evolution.

Co-evolution

Let us take a hike back through time to the 80s/90s. Back in those days, computers were very much a product and the applications we built used architectural practices that were based upon the characteristics of a product, in particular mean time to recovery (MTTR)

When a computer failed, we had to replace or fix it and this would take time. The MTTR was high and architectural practices had emerged to cope with this. 

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