The main confidentiality issue is not about whether you, the coder, cares about people stealing your groundbreaking idea. When you are doing work for hire, the code is not necessarily yours to publish.
Whilst sharing it with someone you could refer to as a colleague, employee, or contractor might be OK. Sharing it with the world, or someone who might share it with the world, is not.
Comments
The main confidentiality issue is not about whether you, the coder, cares about people stealing your groundbreaking idea. When you are doing work for hire, the code is not necessarily yours to publish.
Whilst sharing it with someone you could refer to as a colleague, employee, or contractor might be OK. Sharing it with the world, or someone who might share it with the world, is not.