Unlike traditional banks with their burdensome regulations and gate-keepers, the permissionless, decentralized nature of the blockchain means that they can't get the money back.
See also http://go/hackernews/item?id=30838572 and https://en.wikipedia.org/wiki/Financial_crisis_of_2007%E2%80...
Individual consumers, who we all know are extremely knowledgeable and informed on all topics interacting with their lives, should weigh the increased risk of total loss against generally lower prices. And then in the event they unluck into in the total loss case, they should just shrug their shoulders and accept that they were lucky.
I find it hard to argue that "asbestos and lead paint" are the same kind of individual choice as a bank or unregulated drugs.