Companies more likely to want to save money on labor costs (employing many h1bs) are also likely to want to save money on Tooling costs, by using safe options like MSFT stuff, rather than finding better tools.
Also yes, due to availability and various other reasons, H1bs, particularly from India, seem more likely to use a MSFT stack.
Also yes, due to availability and various other reasons, H1bs, particularly from India, seem more likely to use a MSFT stack.