Break we'regonna look at a block example which makes it obvious why there are its yeah for this trivial example why would you do this right just write function that returns it so trivial but we're going to PMP look at an example there’s a little more sophisticated and it'll be much more clear why blocks tend to make modularity much nicer so your premise is that we could have written it the other way but I what I want to sort of illustrate the use a real that's why that is
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