I think living in the UK and having access to their NHS (National Health Service) giving free medical care to all UK citizens , may mean many cancer patients will be receiving cancer vaccines sooner than expected .
youtube.com/watch?v=1PYeWr6...
gov.uk/government/news/majo...
ncbi.nlm.nih.gov/pmc/articl...
Will prostate cancer patients be receiving vaccines? That's yet to be determined but things are looking promising.