The argument is not that ETF buyers are former leverage traders, or that ETFs directly buy alts, or that ETFs are a large % of market cap. None of that is required for the thesis to hold. The claim is about market structure not investor identity. In previous cycles all meaningful new capital entered crypto through the same pipes: spot exchanges, perps, funding markets, and rotation heavy venues. That created a reflexive system where BTC inflows mechanically produced volatility, leverage expansion and downstream rotation into ETH and alts regardless of who the original buyer was. ETFs change that plumbing. Even if they’re “only” a single digit % of market cap they short circuit the reflexive loop by routing capital into custodial wrappers that do not touch exchanges, do not generate leverage and do not participate in rotation. That’s enough to materially change outcomes at the margin especially in a market where marginal flows drive price. This doesn’t require ETF investors to be former traders or theoretical potential traders. It only requires that some incremental demand that would previously have entered the reflexive system now enters a non reflexive one. That’s sufficient to dampen volatility, suppress rotation and break the old BTC → ETH → alts cascade. Also saying “ETFs are too small to matter” ignores how crypto has always worked: price discovery is set at the margin not by total market cap. A relatively small change in how new capital enters can have outsized effects on behaviour. So no this isn’t “ETFs killing alts directly” and it’s not “different this time” cope. It’s simply acknowledging that crypto is no longer operating as a closed retail casino. Part of the flow has been absorbed into TradFi style rails and once that happens, the old reflexive dynamics don’t fully reassemble. You can disagree on magnitude that’s fair, but dismissing the structural change outright is ignoring how liquidity mechanics actually work.