> optimise your actuarial projection by insisting on sitting in centre-rear position in all passenger vehicles As long as your seatbelt's on. Takes quite a low

> optimise your actuarial projection by insisting on sitting in centre-rear position in all passenger vehicles As long as your seatbelt's on. Takes quite a low-speed collision to be extremely bad for a seatbeltless middle-seat passenger, whereas those either side might have a nasty bang against the seat in front but be basically fine.