[identity profile] heron61.livejournal.com 2010-10-29 07:06 pm (UTC)(link)
The obvious problem is that a mechanical or electronic failure could leave you trapped in the car, which could easily turn a minor accident into something serious or at least seriously annoying.
mb2u: (Default)

[personal profile] mb2u 2010-10-30 06:47 am (UTC)(link)
AMG solves a similar problem on the gull-wing doors on the SLS by employing a set of explosive bolts that release the door hinges if the car is upside down for more than ten seconds.