Nick Fry, the Honda chief executive,refuses to guarantee the future of the most experienced man of F1, Rubens Barrichello.Barrichello, who recently broke Riccardo Patrese's record of 256 races ,has an ambition of getting 300 races but with which team is the question.Nick Fry hinted that if he(rubens) is fast he would stay,if he is slow he'll be out.In turkey he finished only 14th.He hadnt scored a point for a long time.Doing 300 races mean that he should race uninterrupted till the second half of 2010 season.