There is a reason to..it's called trying to avoid that 1 slip which you may never have without using 1 but it is possible..that 1 slip could kill or seriously injure you so a 1 off payment to buy 1 and know you are a whole lot safer is worth it in my opinion
Just because you have been fine up to now doesn't mean it can't happen hence why it is called an accident
Just because you have been fine up to now doesn't mean it can't happen hence why it is called an accident