The employee was rude and was rushing us to order. Then got upset over not receiving a tip due to her service was horrible

I don't usually go into Subway anymore because it seems employees at three of the ones surrounding my home are all so rude, but today, however, I went into this one which is right by my house and the

This food is not food. Don't be fooled, you can get a real sandwich from Vons. Don't go here, go anywhere else. Is it bread? Is it meat? Is this cheese? Are these even vegetables? I don't know. These