If everyone switched to BTC employment in the financial sector would not shrink. Are you saying it would? I can put a bundle of dollars in the mail but even if

If everyone switched to BTC employment in the financial sector would not shrink. Are you saying it would? I can put a bundle of dollars in the mail but even if that was free, it is still risky. My understanding is that I pay my bank to hold my money and transfer it because it is much less risky than doing it myself.