Investors don't invest in "a good idea." They invest in "time" (for you to make more of your product to sell to customers who say or have promised they will buy it).
Investors don't invest in an idea; they invest in time.
Watch this video; it might save you a lot of startup heartache.
Investors don't invest in "a good idea." They invest in "time" (for you to make more of your product to sell to customers who say or have promised they will buy it).