Learn how to find a niche when you are multi-passionate and love a lot of different things! Try writing about each ‘love’ for 10minutes, one of them will surely show itself as the biggest potential niche to go deep into.
After many years playing around with productivity hacks, I have come across a practice that works very well for me. Quite simple, break the task down into teeny-tiny bits and just be content with getting one thing done. No pressure, just one thing.