Loresmitten is a portmanteau of lore and smitten; lore refers to story and worldbuilding myth while smitten means being captivated or fascinated by (someone or something). So when a person is loresmitten, it means they are fascinated by stories and world-building myths.
Don't ask why I spent so many hours reading, I'm loresmitten.
When you're working on your big idea, that's a worth in progress.
I have a lot of worth in progress on my Toggl, sigh! I should focus on one project at a time.