A crypto hodler should be someone who has the vision of long term hodling. It is unimagining that some hodlers prefer an exchange to hodl their crypto assets for them, denying them the right to have full access to their crypto is coins. Despite that, someone who has their crypto assets on an exchange or their crypto wallet will be called a hodler. The only difference between both is one has control of their crypto assets while the other doesn't have full crypto of their crypto assets