The O-1 visa is extremely difficult to obtain especially in countries which do not have R&D capacity comparable to the US to facilitate the process of obtaining

The O-1 visa is extremely difficult to obtain especially in countries which do not have R&D capacity comparable to the US to facilitate the process of obtaining this visa. What about people who develop these "superstar" skills later in life? It's a moot point on whether H1B helps or hurts the US economy. It's up to the US govt. and eventually the voters to decide what strategies should be adopted in keeping the US at the top the technology sector.