UNO087 - Silvina Romero :: Power of Positivity - Incl. Remixes by : David Bau, Bertzi, Velasquez. Silvina Romero backs on UNO. Label with a very interesting single titled "Power Of Positivity". A fresh new brand by the Argentinian Producer perfect to fill the most refined dancefloor. Three Artists on the Remix duties, two new comer on our Label: Bertzi and Velasquez plus David Bau who delivers us a great reworking of the original track. UNO. Label, a South American job .