You were why I stayed on Twitter, but I had to go. So glad you're here!

The sequel to The Sparrow was very good too. It answers a lot of questions.

The Sparrow was great. Not sure if you read the sequel, it wasn't as good but it answered lots of questions.

It's the negative log of the concentration of H+ ions.

Why does everyone get this wrong? "p" is an operator. It means the negative log. pH is the negative log of the concentration of H+ ions.