They are working on a different planning time horizon. The older established companies would have a 10-20 year plan which is enough time for diffusion and growt

They are working on a different planning time horizon. The older established companies would have a 10-20 year plan which is enough time for diffusion and growth of talent. Startups (unless really well-financed) think more in terms of the next 1-2 years, not enough time for the local community to grow around the company.