Messed around with Krea 2’s Turbo speed variant, and the whole point is speed — each image comes out in about two seconds, way faster than the normal version. The core aesthetic control and creative chops are basically preserved, which makes it great for daily concept exploration and fast iteration — you get an idea in your head and before you even lose focus the image is already there, blasting out dozens in one go and picking a favorite.
That kind of feedback speed really helps with finding inspiration. Of course pushing for extreme speed has a cost, the detail and refinement are a bit rougher compared to the slower version, so for a final piece I still switch back to the full version for polish.
Treat it as a brainstorming tool for the early stage, the efficiency gain is real.