This should of been announced before people started buying tickets for any festival. Many people don't want to be vaccinated or tested, let alone being forced to.
Also vast majority of festival goers are under 50, thats the age group that hasn't started yet. So even if they start now, it's going to be incredibly tight for the 2 jabs by July.
Also I read reading/leeds organisers want you to do a test virtually, whilst a doctor is on video call. That's a great way to use a doctor, you will also be charged £30. Again vast majority of the reading/leeds crowd are under 25, they certainly