It seems there's no real consensus either way, it's a personal choice. But I'd suggest you start with a free one anyways, because then you can get some content

It seems there's no real consensus either way, it's a personal choice. But I'd suggest you start with a free one anyways, because then you can get some content on there while you spruce it up. By the time it's pretty enough for you to pimp out you'll have some interesting posts in addition to just a pretty interface.