You're trying to install airbags on a motorcycle, though. The design of the vehicle/language is incompatible with airbags/lifetimes. So if you want airbags... d

You're trying to install airbags on a motorcycle, though. The design of the vehicle/language is incompatible with airbags/lifetimes. So if you want airbags... don't use C++. (Yes, I know about airbag vests. Let's analogize those with external static checkers.)