I think American Tech industry's failure to invest in various American and foreign cities is what is going to eventually make a Detroit of Silicon Valley. I am

I think American Tech industry's failure to invest in various American and foreign cities is what is going to eventually make a Detroit of Silicon Valley. I am not sure why Facebook or Google do not have full fledged development centers in San Antonio or Phoenix or Singapore. Facebook still does not have a development center in India. Sooner or later the Trump driven protectionism will be make other countries like India reciprocate in similar fashion where American tech companies will be denied access to say Indian market.