This is probably the reason why most valuable employees are transferred to Switzerland or United States or why big companies choose to develop IP in the US.

Stealing your employer's trade secret can trigger federal investigation.

It's shocking how few employees know this.

Once I met employees who would copy over the propriety packages from their old employers to their new employers just to save some time.

The other time i met employees who would develop a system the exact same way as they had done at the previous employer.

This is probably the biggest risk which specialized employees do not recognize while job hopping.