I'm "old" enough to remember Bill Gates talking about getting rid of spam with puzzles in 2004: https://www.theguardian.com/technology/2004/jan/25/billgates.sp

I'm "old" enough to remember Bill Gates talking about getting rid of spam with puzzles in 2004: https://www.theguardian.com/technology/2004/jan/25/billgates.spam https://www.theguardian.com/technology/2004/jan/25/billgates...