First result was obituary for one Sybil Lorraine Fee. Others were more general information about sybil attacks, sybil resistance, and then a company called sybil-something.
Interestingly, SN is the first result that uses sybil fee in the context of fees for the purpose of building sybil resistance.
sybil feein the context of fees for the purpose of building sybil resistance.sybil fee?