If you always buy from A instead of from B, whoever they are, you start enjoying a familiarity with A that you don't have with B. Then, not about minds but abo

If you always buy from A instead of from B, whoever they are, you start enjoying a familiarity with A that you don't have with B. Then, not about minds but about money, you are helping A with your money instead of helping B and A eventually becomes more powerful than B.