How to Dismiss a Down Swinger?

Dean elgar's dismissal was one of the most satisfying in recent memory. The bowler says it is a talent that needs to be masteredeos, natural variations and natural down swinger. Egar does sort of over eg it afterwards, and sort of sells it in a wid lis epsoating out, stokes, over selling stuff. It might have kept low as well, else it was like a wearing pitch. I know you can't remember all yo at all yo wickets, there's too many of em. Di, yo har anything stick around, nor yet tryo get wickets. He can not hang around and be quite annoying.