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[BestPractices Removing micro-optimization note about @Template#4464

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11 changes: 3 additions & 8 deletionsbest_practices/controllers.rst
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Expand Up@@ -76,20 +76,15 @@ Template Configuration
Don't use the ``@Template()`` annotation to configure the template used by
the controller.

The ``@Template`` annotation is useful, but also involves some magic. For
that reason, we don't recommend using it.
The ``@Template`` annotation is useful, but also involves some magic. We
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You avoided the first person perspective in the rest of the Best Practices, didn't you?

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Actually, this is one spot where we use it liberally - as in "we recommend..."

don't think its benefit is worth the magic, and so recommend against using
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isn't this comma an Oxford comma?

it.

Most of the time, ``@Template`` is used without any parameters, which makes
it more difficult to know which template is being rendered. It also makes
it less obvious to beginners that a controller should always return a Response
object (unless you're using a view layer).

Lastly, the ``@Template`` annotation uses a ``TemplateListener`` class that hooks
into the ``kernel.view`` event dispatched by the framework. This listener introduces
a measurable performance impact. In the sample blog application, rendering the
homepage took 5 milliseconds using the ``$this->render()`` method and 26 milliseconds
using the ``@Template`` annotation.

How the Controller Looks
------------------------

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