The other thing to remember is that a Senior Developer isn't just a moniker for the best of the developers, it's a different job. A Sr Dev should have a differ

The other thing to remember is that a Senior Developer isn't just a moniker for the best of the developers, it's a different job. A Sr Dev should have a different job description, different expectations and be held to different standards. Now who get's chosen/hired for those roles is a different story...