This working beyond your level long term is a trap you should avoid your just being taken advantage of.
Only temporarily. They'll probably find a job somewhere else, and now you've lost a great employee, need to find someone else that good and train them up again.
Basically a rehash of the other comment you got, but I found it funny you kind of answered your own question :)
Only temporarily. They'll probably find a job somewhere else, and now you've lost a great employee, need to find someone else that good and train them up again.