⚡ Gmail catches 99.9% of spam. Sounds great until you do the math: 150 MILLION spam emails still reach inboxes every day. And AI just broke the pattern-matching arms race. AI-generated phishing now has a HIGHER click-through rate than human-written emails. The fix isn't better filters. It's economics. What if strangers had to pay 100 sats (~$0.08) to email you? Legitimate people pay once, pennies. Spammers sending 10,000 emails face an $800 bill. I built this. It's called TANSTAAFL — There Ain't No Such Thing As A Free Lunch. Your inbox becomes a Lightning-powered gate. Friends email free. Strangers pay sats. Spam dies where economics apply. Full writeup: https://tanstaafl.email/why-spam-filters-are-losing Try the gate live: https://tanstaafl.email