I do this (for the most part). Whenever I buy currency on an exchange, I Immediately transfer it to a personal wallet. This is actually what drove me away from

I do this (for the most part). Whenever I buy currency on an exchange, I Immediately transfer it to a personal wallet. This is actually what drove me away from anything based on Ethereum, because the transfer speed and fee system for Ethereum is so horrendous, I found myself leaving that currency in the exchange managed wallets.