i lost 1 btc at the old edition , it was very hard to win and no provably fair as now
When it comes to gambling loss happens with everyone, you have lost just one bitcoin. There are users who have lost very big number of bitcoins. Recent example is wonton, who even after winning 300btc lost around 50btc on the consecutive game. So its not with the edition that you lost, your strategy might have gone wrong or you might be unlucky.