Ideas are a dime a dozen – ie worthless.
It’s probably already been thought of – and discarded.
Do your research.
Then do it again.
Become an expert in the field. (Yes, more research)
Do it yourself. No-one wants in on wild schemes.
Only amateurs work for free.
Only amateurs work for % of future profits (0% usually!)
When working with amateurs, you get what you pay for.
Unless you have a prototype, with 2 years of beta testing, investors aren’t interested.