It has been claimed that Steve McIntyre's employer having given a lecture at a thinktank that had once received funding from an oil company amounts to a vested interest.
That's not a vested interest.
This is what a vested interest looks like.
I think this could be the next big Climategate story. Richard North looks like he has the bit between his teeth, and we all know what happened the last time he did that...(Warning - that last link is non-climatic, for those who only want climate stuff).