Can we replace politicians with robots?

If you had the opportunity to vote for a politician you totally trusted, who you were sure had no hidden agendas and who would truly represent the electorate's views, you would, right? What if that politician was a robot? Futures like this have been the stuff of science fiction for decades. And, if so, should we pursue this? Recent opinion polls show that trust in politicians has declined rapidly in Western societies and voters increasingly use elections to cast a protest vote.