Not so great experience interviewing at Twitter

I had an interview yesterday with Twitter for a senior software engineer role. I applied for the position about three months ago and after multiple rounds of screening, yesterday was the final round of technical questions. There were three parts with two person asking me questions in each part: 1) system design question 2) coding exercise 3) behavioral questions I got a call today saying that I have been rejected. But I was also surprised that HR person gave me a feedback which usually never happens. I was told the first round and third round went great and they were really "impressed" with my answers. However, the second round I "didn't listen to interviewer's feedbacks" and I am "not proficient" in selected language and lastly said I should "apply to other teams". I thanked the HR person for their time and said goodbye. After a few hours I started to think about the HR's feedback. It really hit me hard. Throughout the interview,