yes , gold usually keep for preservation but space for rise in value very small . But bitcoin is different , bitcoin will be next gen for world currency for many country .
Although bitcoin price is not stable but increase every year , more and more people using bitcoin . Space for bitcoin price increase is very big , can invest for long term
that's also what I see mate the projected increase from both investment are giving them a big difference bitcoin keeps increasing while gold is just slowly
moving forward in terms of its value and its serve as wealth of each countries while bitcoin is for those who believes with decentralizations.