We need to understand a thing. Precious metals as well as cryptocurrencies have their own advantages.

If you want a long term conservative investment, then precious metals are at your disposal.

If you want to ride the price movements and to be protective at the same moment.

Then Hedge.

Total availability of gold : Total availability of bitcoins

Find out the ratio and form a discipline. Invest in either when cheaper and also set a stop loss.

You are good to go. Don't be more greedy. Always get out of expensive assets as soon as they reach the reasonable highs and move your money to cheaper ones.