Optimal speed

Dambudziko painternet? Dzikama uye nyanzvi ichaisa tambo nhema. Wakamboburitsa mudziyo wacho, wakamirira masekonzi gumi woubatidza zvakare? Izvi ndizvo zvinogara zvichiratidzwa nerutsigiro uye kana izvi zvaitwa, mhinduro ndeyekuchinja tambo kune dema, yemhando yakanaka inobatanidza uye inopa mushandisi mafaro akawanda.