Igor

Interesting, I wasn't aware of that one yet. It uses the solr pecl extension instead of solarium, so quite a different approach. But if it already does all that, it...

$_SERVER should also be escaped in most cases.

s/tags/keywords

I'd argue that the Request and Response objects define the boundary. They define an interface between the domain and the outside world.

Yes, when talking about boundaries I usually do so from a domain-centric viewpoint. As far as the domain is concerned, the database, web, etc. does not usually exist.

I like the general idea, but not really a fan of the boilerplate bootstrap that will only grow over time. IMO re-using the container would be beneficial.

@xming for userland DNS take a look at [react/dns](https://github.com/reactphp/dns). We're in the process of integrating the libuv loop so that they can be composed. I would really like to see...

Cool, I was probably missing the OSX support.

The point is that persistence is external to the domain. It should be handled from outside of the boundary. PS: a good place to discuss such things is #silex-php.

Ping @marijn.