Which project should I start after being an expert in programming? Please suggest and I will be very grateful to all of you.

Question

I am planning a startup and will give a chance to all of you.

Answer 1

make a web about online chat that connect user from github, StackOverflow, Sololearn and other with image, text and file attachment support.

Answer 2

If you consider yourself an expert, try programming an AI that does not exist. If you can, bring JARVIS to life.