You basically summarized why large companies often get disrupted by small up-and-comers: the only way they can sustain their operations is to serve the current

You basically summarized why large companies often get disrupted by small up-and-comers: the only way they can sustain their operations is to serve the current needs of the market. This phenomenon is explained in Clayton Christensen's well-known book Innovator's Dilemma. https://en.wikipedia.org/wiki/The_Innovator%27s_Dilemma https://en.wikipedia.org/wiki/The_Innovator%27s_Dilemma