I was going out after I answered without too much thinking.
What I said doesn’t reflect either optimism or pessimism!
It reflects realism, at least to me.
Same thing goes with the class. I have no reason to see a class optimistically little bit full, or pessimistically mostly empty.
But often I have a reason to see a class realistically so I know if my quest’s class needs filling!
BTW, you appear to have far better computer than me!
I don’t have a feature in my computer to smell anything!