I've been looking at a robot vacuum for a while, but the price has always put me off. After doing some homework for the cheapest "signature" robot I could find, I came across the PUCRC25 (and its brother PUCRC26B), the only difference between which I know of is the color. In other words, the C26B is just a black variant of the C25. I won't bore you with the details of its specs or how it compares to other robots in its price range because to put it simply; this is my first. All I knew about…