Prompt: The annual flu vaccine is an effective way of

Result: The annual flu vaccine is an effective way of preventing the spread of the flu. However, it's not always effective, so it's important to

Ok, decent so far. I extended it with another prompt:

Prompt: still take precautions such as

and now it goes off the rails, completely forgetting what we were writing about

Result: The annual flu vaccine is an effective way of preventing the spread of the flu. However, it's not always effective, so it's important to still take precautions such as blocking websites with a "Spam filter" and scanning your emails for any suspicious messages. But many

Complete waste of time for anything other than SEO spam writing.