It's not recommended for a number of reasons:
- Unofficial parts can and do change before they are added to the official library. Sometime in breaking ways like origin shifts, changes in geometry, etc
- There are also fixes to official parts (as you noticed). While merging these is probably ok, sometimes there are effects that we haven't caught yet (hinge why they are go through review) that may break things.
- Unofficial parts can and do change before they are added to the official library. Sometime in breaking ways like origin shifts, changes in geometry, etc
- There are also fixes to official parts (as you noticed). While merging these is probably ok, sometimes there are effects that we haven't caught yet (hinge why they are go through review) that may break things.