Are these idiomatic perl 5 programmers, or programmers converting it to their language of choice? And if the second, would it have been any easier going from Li

Are these idiomatic perl 5 programmers, or programmers converting it to their language of choice? And if the second, would it have been any easier going from Lisp or Haskell to Python, Go or whatever? Point being that translating from unfamiliar syntax to familiar is always a challenge.