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It did. The last Ethereum upgrade specifically targeted and killed them (amongst a variety of other changes). There were a lot of smart contracts that would end with exercising the owner's gas option for a gas refund. It was glorious to see, like the icing on the cake after a massive frontrunning flash loan.

Here are two-three implementations of that concept:

https://blog.1inch.io/everything-you-wanted-to-know-about-ch...

https://gastoken.io/

and last year's reporting on the planned changelog

https://decrypt.co/77345/ethereum-london-hard-fork-make-some...



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