The open - back design results in a complete lack of pressure on your ears, making it a much more comfortable user experience, especially for longer sessions. (geekwrapped.com)
Most postdocs I know agree that, in terms of lack of pressure, they are at the best stage of their academic careers, with no thesis or grant deadlines. (sciencemag.org)
Both teams looked happy to concede possession in their opponent's half, with a real lack of pressure high up the pitch. (caughtoffside.com)