I think the issue is not confusing importnant and interesting: it's hacking the relationship between your rain and your world. Important in this sense involves

I think the issue is not confusing importnant and interesting: it's hacking the relationship between your rain and your world. Important in this sense involves timelines, budgets, and the needs of others. Unimportant is whatever other people don't are about right now. It's a bit like the advice to grad students to work on what's unfashionable, unattractive, forgotten.