User blog comment:Master Sima Yi/Assassinews 19-07-'13 — Assassin's Creed: Brahman announced/@comment-2.29.234.119-20130807105102/@comment-4829046-20130807110807

"And so we made a conscious choice this time to give the player a fairly generous breath meter, so they can explore for quite a while," he said. "There's other sources for air like air pockets and these special tools called air barrels that the crew actually drops down so you can kind of duck into an air barrel, get a breath of air and continue exploring."

This is what I wanted to hear. Thanks!