Bittrex announced that it will support the BCG. Is it wise to leave my Bitcoin there when the fork happens? What could go wrong? I have a Ledger wallet, but I rather keep it on Bittrex. And the same question

Hi there Luc, I am a newbie in trading. I think it's a nice and exciting thing to do. I saw a lot of your videos and it's a pleasure to listen to your lectures. I put a lot of alerts here and there, but