[sampullman]

I believe "focussed" is acceptable, although "focused" is preferred in the US.[1][2]

Can you explain why this sounds like serious NIH syndrome? It looks like they built a system to cache service requests on top of an existing test framework. It seems specific enough that there might not be an existing method that fit well enough. The article is a bit light on details though, so I suppose it's hard to tell.

[1] https://en.wiktionary.org/wiki/focussed [2] http://dictionary.cambridge.org/dictionary/english/focused