and then the second time i saw him was the march after that. so march 2017 in the white house. both times he wanted to know if there was a difference between hiv and hpv. so i was able to explain that those are rarely confused with each other. >> both times. so the president wanted to know once, is there a difference between hiv, the virus that causes aids, hpv, human papilloma virus? two totally different things. the president wants to know the first time they meet, is there a difference between hiv and hpv? then they meet again a different time and he asked the same question again. because even though he was told the answer the first time it's gone, he has to ask again. that was revealed last night, that tape of bill gates, on the chris hayes show. the president, who just can't remember the difference between hpv and ryf even when it is