If lithium is in good supply, lead resources are of less interest anyway, so it seems concerns are misplaced.

It was an interesting excercise though!

That is a good discussion over at fraserdomain.

I took a closer look at the MIR report, and found that indeed, the data didn't support the conclusions. Definitely biased.

I sometimes post info about which I'm unsure, to get feedback. It's very helpful to say that's what you're doing, or to signal your level of certainty with phrases like "it seems that", or "this source suggests that". You'll alarm people less.