The referenced article presents a case that there is no STEM worker shortage and supports it with referenced statistics and studies. You may dispute his data, but he did provide it. Stating a position on the assumption that there is a serious problem with excessive or high wages, i.e. overpaid workers which requires immediate fixing is an odd leap.

What workers are demanding more that the market rate? There is a market rate with a 1/4 million H1-Bs and there is a market rate without a 1/4 million H1-Bs. Any worker which demands more than the market rate will not get it.

And what is the expense of everyone else referring too? It is substantially a zero sum game. Who are the else?