Your customers will pay more for things that are hard to do. Ask ASML.
What a silly example. ASML is valuable because it does something no one else does. It's not because it's hard, it's because they have the know-how and infrastructure to do it whereas others don't.
Juggling is hard. Do you know any millionaire jugglers?
You should try instead.
I brought jugglers balls for my team and in a few weeks we had 4 or 5 fluent.