What is a Cheerios dollar?

Could you please elaborate on what exactly is meant by a 'Cheerios dollar'? Is it a specific type of cryptocurrency or a financial term that relates to a particular investment strategy? I'm curious to know if it's widely recognized within the cryptocurrency and finance communities, and if there's a specific context or history behind this term. I'm looking for a clear and concise definition that helps me understand its significance and potential implications in the world of finance and cryptocurrency.