A mock-up of the high-speed rail carriage interior has been unveiled. God forbid this ever goes into production — dear HSR designers, may you spend the rest of your lives sitting in seats like these. That footrest can’t be turned into an ottoman — you’d run straight into the passenger opposite. It limits leg movement, makes it harder to tuck your legs under the seat and stand up, and complicates cleaning the carriage. Sure, the seat contractor probably charged extra for this “innovation