Guitarist Dean Magraw and percussionist Davu Seru have each performed in many ensembles. Take together all that playing, and Dean and Davu are well prepared to show up in clubs and entertain. They perform Saturday February 28 at the High Hat in Saint Paul, at 7pm.Dean and Davu say that what they do is to play in the moment. But what does that mean? Phil Nusbaum asked the pair, and Dean was the first to respond.