Yes, it is best to convert your HBD to HP when the price of HIVE is low.

NICE things start happening to your account as your HP increases. The minimum payout is 0.001 HP. Since half of the reward goes to the author and half to the curator, your vote value needs to be 0.002 HP to start receiving your rewards.

As your HP grows, people will start receiving an appreciable reward from interacting with your account.

!WINE