Thought you are preferring or talking about trading matter since you do mention about candles and buying up things but in the end you do mention about scam ICO. DYOR or Do your own research would always be suggested in all means either you do invest or involving your things that do relates with profitability and involves money. Anything has risk and if you are just careless enough to neglect even it is already been obvious then you are just totally throwing off your money into the air.