That's a hard choice to be sincere with you. Both gold and bitcoin are extremely valuable nowadays. Gold has been known to be a very safe resource, during all those years, and it's price is growing everyday. On the other hand bitcoin is something new to us. It is a big innovation, and we know that in the past years innovations exploded. Netflix changed the cinema, internet the newspapers, home delivery food changed traditional restaurants and bitcoin will change the money. You can be up to date about bitcoin news on this site https://bittrade.one/cryptocurrency-news. Those are my thoughts about this subject. Hope it will be useful.