$0 because I only used the exchange on a few occasions and I don't leave any balance on the exchange, but I have some close friends who lost huge amounts in the FTX exchange hack and most of them are traders who leave their capital on the exchange.
I don't want to believe that FTX customers have lost their money already because a big exchange like FTX will have a reserve where their settle client's in time such as this
Maybe its a conspiracy? There are too many like your friend, and the centralized exchange is really too insecure. I have suffered losses in the exchange again and again, and retail investors cant guarantee their basic rights at all.