Then they say the vault was hacked, and your money, but not their money, is gone.
True, there’s certainly some risks as we have seen.
Personally, I’m waiting to see how these things develop. I think there is a commercial incentive for the companies to keep increasing the security and stability, because with currency, confidence is everything. Until people are really confident that their bitcoins won’t vanish, the companies are losing revenue. So I bet eventually they’ll work out the flaws even without a lot of regulation forcing them to.