[mikejholly]

"...but what does it really have to do with visas or immigrants."

Everything, actually.

“The program has created a highly lucrative business model of bringing in cheaper H-1B workers to substitute for Americans...”

"Because of legal loopholes, however, in practice companies do not have to recruit American workers first or guarantee that Americans will not be displaced."

If such a loophole exists it puts American tech workers in a vulnerable position.

[rwmj]

American knowledge workers are already in a vulnerable position, provided there's someone anywhere in the world willing to work for less money.