<5% effectiveness isn’t “highly effective” or even “effective” by any definition.

5% is higher than 0% and 0% or lower is the standard to claim something does nothing. Especially when you're arguing for doing nothing if you can't do the best.

Unlike vaccines which are actually highly effective.

If you're a healthy child, what are the vaccines highly effective against? Same argument.

The experts I quoted literally said they are highly ineffective.

And also that any mask is better than no mask, which is your position.

Yes and scientific evidence is cloth masks are better than no mask

Corrected. Told you that you would be back.