exist

"The product has to be good, but even then, it's unlikely that it will be able to replace an app that has billions of existing users in the world," Mr Roy adds.

But if used to harm people, animals or property, their use could be illegal under existing laws.

"I don't think it would make a real difference unless it's part of a much broader strategy that includes education, community support, and more consistent enforcement of the laws and standards that already exist."

"These fungi are vital indicators of the health of our grasslands and highlight the biodiversity that exists around us in our towns, as well as our countryside," she said.

But that code was built in a football world that no longer exists.