Things like, "It's so real," "Absolutely believable," or, of course, the one that I was excited about, "A real feeling as if you were in the middle of something that you normally see on the TV news."
"너무 생생해요"  "정말 진짜같아요" 같은 말이나 아니면, 제가 듣고 정말 신났던 말은 "보통 TV 뉴스에서 보는 장면의 한 가운데에 있는 것 같은 생생한 느낌입니다."