Recently, I've come across a bunch of screenshots of high APY yields from yield aggregators. Frankly, my first reaction isn't "how much am I earning," but rather "where exactly is this yield coming from, and who's taking the blame in the contract." Aggregators hide the pathways very well, making it look like an automatic vehicle. In reality, there could be several layers of protocols underneath, plus bridges or derivatives. Counterparty risk is folded into the structure. If you don't open the contract and take a look, you simply won't know whether you're earning from fee rebates or from premiums before someone gets liquidated.

These days, that mainstream public chain is about to upgrade/maintain, and everyone in the group is guessing whether the ecosystem will move elsewhere. I think a more realistic concern is: during the few hours before and after the upgrade, on-chain congestion and oracle delays could cause the aggregator's automatic rebalancing to go awry. Anyway, my habit is still to watch the turnover rate. If it’s heating up, I’ll draw my take-profit line first. If something really goes wrong, I won’t stubbornly hold on. Let’s chat again next time.