Bitcoin can never replace gold...because gold is gold..i will always prefer gold as first priority of investment rather than bitcoin...bitcoin is also quite profitable but almost everyone is aware about gold as compare to bitcoin...so the investment in gold is much more than bitcoin..
Your thinking is wise that intelligent and wise people will always attract to Bitcoin by its beauty. The gold is the profit able asset. But now it is use as jewelry. Bitcoin has many advantages over the gold that Bitcoin is secure investment. You have no need of bank lockers or any other to save your gold. The price of Bitcoin is increasing more rapidly than gold. So it is very simple that Bitcoin will replace gold in near future.