When we know that the price will go up but not this year, then the good step to take is to buy and hold until the price actually goes up from the price that is considered cheap.

I don't call it predicting, but analyzing. Investors who invest in Bitcoin who implement a Dollar Cost Averaging strategy will analyze prices every year to be able to compile their annual portfolio.
By analyzing prices, it will help to get assets in large quantities that are purchased when prices are low and will smile when prices are going up.