|Photo by Avioninteriors.|
The firm indicates the seats will likely be used on flights of three hours or less. Airlines who have toyed with the idea of having passengers stand on their flights (most government authorities nixes this suggestion) would likely find these seats attractive such as Ryanair, an Irish low-cost airline, and Spring Airlines, a low-cost carrier in China.
We shouldn't worry anytime soon about being a prisoner of such an airline seat. A carrier still has yet to commit to the seats and would have to meet all applicable Federal Aviation Administration requirements.