Although we know that it's a different case when it comes to third-party services that deal with bitcoin.
Most people want this assurance and you can observe this happening on every market including the great market of electronics where big stores make you pay more to insure your new product for another year. People prefer to pay in advance for a fault that hasn't appeared yet than take their chances and repair as it happens.
People prefer to send money to government pension funds than keep everything secured and invested in land or real estate. Lazy people and those who want others to take care of them lose a lot of potential profits.