I think in the last decade "killer" has become something of a cursed moniker. The last person to do a string of "killers" was 90's Bill Gates at Microsoft. When

I think in the last decade "killer" has become something of a cursed moniker. The last person to do a string of "killers" was 90's Bill Gates at Microsoft. When he decided he wanted to take a market, he just took it. Since then products have almost inevitably become killers sort of by accident, especially in the fast-moving and uncertain age of the web. Making a killer thus is kind of like skating to where the puck has been, not where it is going.