In T11, the final boss puts down a barofield underneath its current position that applies a heavy debuff and a vulnerability up stack if it is stepped in.

My static tried T11 for the first time last night and i went in on my dragoon, assuming that I could not use my jump skills while barofield was up because it would apply the heavy debuff.

While playing, I noticed that my assumption was wrong. I was capable of using all 3 jumps during the fight without getting the debuff, even though my jumps placed me inside the barofield.

This got me thinking about a few things: