As long as exchanges maintain good liquidity, there won’t be any issues with daily transactions. Plus, investors aren’t naive; most of them are seasoned experts who understand how to balance supply and demand without undermining Bitcoin’s core purpose: decentralized transactions. The point is, more transactions lead to a more stable network, which ultimately drives greater adoption and long-term growth.
it's not just big investors but rather how BTC is used by people on a day to day basis. The more its used, the more stable and valuable the network becomes which is where long-term growth can happen.