Thanks! Artists' email addresses aren't shared right now (bc then it would be easy to pollute with wrong addresses). So this also answers your second question

Thanks! Artists' email addresses aren't shared right now (bc then it would be easy to pollute with wrong addresses). So this also answers your second question (Unless someone listens to two bands with the same name). It remembers for your own account though, so you don't have to fill out the same address twice.