CoffeeBox introduces Kenyan coffee through growing areas around Mount Kenya and the Aberdare range, with Nyeri and Kirinyaga among its reference points. SL28 and SL34 are familiar variety names on Kenyan labels, though they do not describe every lot grown in the country. A named estate, cooperative or processing factory gives a more concrete point of reference than the national origin alone.
The guide uses blackcurrant, citrus and other fruit comparisons to describe a bright sensory direction. Those impressions should remain expectations rather than promises that one soil mineral or variety will create the same taste everywhere. Likewise, AA and AB refer to physical grading, principally bean size, rather than a complete ranking of cup quality. PB identifies the rounded peaberry form, not an automatic upgrade over other seeds.
For filter preparation, the source proposes water around 93–95°C and a 1:15 to 1:16 ratio. Begin with a repeatable recipe and adjust after tasting. Kenyan coffees can also be prepared as espresso or with milk; origin does not prohibit those choices. Compare the roast and intended drink instead of assuming that pressure brewing necessarily destroys a coffee's character.

The conversation
A good question can make a better brew.