It is a a bailout, this time a bailout of unsecured investors of the bank that were holding deposits at the bank rather than shareholders. And yes though the line is being drawn today with investors vs. depositors, depositors are actually a form of unsecured investor.
As to why it doesn't introduce more risk, it very well could. So far they have either slowed down a train wreck or prevented one. Bank issues in the last week have seemed more tied to depositors getting spooked and withdrawing or transferring money, the real question is whether other banks are so full of unrealized losses that the shift from a market depositing $5T in newly printed money to an economy spending more than it earns will break the banks.
As to why it doesn't introduce more risk, it very well could. So far they have either slowed down a train wreck or prevented one. Bank issues in the last week have seemed more tied to depositors getting spooked and withdrawing or transferring money, the real question is whether other banks are so full of unrealized losses that the shift from a market depositing $5T in newly printed money to an economy spending more than it earns will break the banks.