It's more nuanced than that. I have to use Oyster over contactless because it's the only way to get the 1/3rd discount when you have a 16-25 or 26-30 railcard.

It's more nuanced than that. I have to use Oyster over contactless because it's the only way to get the 1/3rd discount when you have a 16-25 or 26-30 railcard. They can't currently be connected to a contactless card.