1. They have a family with responsibilities, sick kids, and dance recitals, etc.
The bad:
Leads to, less professional growth outside of work, more personal days, more sick days, more personal phone calls during work.
The good:
Once comfortable, they rarely leave the job unless forced out.
2. They attempt to solve every problem with the same set of solutions. Few attempt to find new technologies or try different things.
The bad:
The implementation may not be the best one available that will set up the business for future success.
The good:
Solutions are generally predictable.
3. Lack of motivation to prove themselves.
The bad:
The project deadlines are just met. They do just what's asked of them and not more.
The good:
Deadlines are met. They don't try to tackle mroe than they are capable of by expanding the problem domain.