IDK what "never worked" means here, the market cap for Impossible/Beyond alone is still over a billion dollars. You can still get an Impossible Whopper at any Burger King in the US.
There's plenty of issues with selling meat alternatives, I don't think you're the person to speak to them for some reason...
According to Google AI "The global beef industry has a total market value of approximately $465 billion to $526 billion"
Impossible/Beyond barely exists in comparison
You're off by ~40%.
Their combined market cap seems to be around 600M.