At 1/3 of the cost, it's rather irrelevant to those who do nothing but stare at the bottom line all damn day long.
With those kinds of demonstrated cost savings measures, even system outages perpetuated by a lack of skills are somehow justified.
This is the BS part of the H1B Fraud that is going on. If you look up the rules around H1-B one of them is:
You must be paid at least the actual or prevailing wage for your occupation, whichever is higher.
If this was being done legally, there would be no advantage to displacing the US workers; it would only be used for skills in short supply as it was intended. This law is being totally subverted by Infosys, Tata, WiPro and everyone of their customers that uses such replacements. I think that they would qualify for prosecution under RICO statutes.
Coding is easy; All you do is sit staring at a terminal until the drops of blood form on your forehead.