H1B is a lemon market for those signing up just the same as those surrendering their passports and ending up a working prisoner. Each might luck out, but they're more likely to get exploited and regret their decision. And it gets worse every year.
H1B might not meet the legal definition of modern slavery even though many are trapped just as effectively by the system but everyone in evolved with employing them is morally compromised just the same.
If the H1B program is really this bad, and if everyone involved is truly morally compromised, would it be better for the US to shut the H1B program down completely?
Surely you can think of something more nuanced than that extreme option? You can fix the visa program such that you can attract the most talented immigrants and treat them with respect for the contributions they make to your society?
H1B might not meet the legal definition of modern slavery even though many are trapped just as effectively by the system but everyone in evolved with employing them is morally compromised just the same.