PAA: That thread predates my membership by more than half a year.
And I didn’t use my membership for long before disappearing for a couple of months – had to do the password reset thing.
Regarding the Batman joke:
Sodium sodium sodium sodium sodium sodium sodium sodium Batman!
This is my current favourite. It comes from my daughter, who is a 17-year-old A-level science student.
-Tony Ryan, professor of physical chemistry, University of Sheffield