Has any individual had any expertise with a mobile phone app identified as Coin Snap? I observed it in use this previous weekend at our club coinshow for the very first time. Would like some viewpoints if everyone has tried using it. It is an app for grading coins. https://financefeeds.com/top-analyst-predicts-bitcoin-meme-coin-btcbull-will-explode-when-presale-ends-next-week/