You may not know until you’ve tried and failed a couple times – which is why product development for startups is so challenging
PayPal: “was really not founded to do payments at all.” Flickr: “…was kind of a lark. It was a side project we built while we were in the process of building [a game].” Hotmail started as a web-enabled database/PIM.
“ Reduce. Do as little as possible to get what you have to get done. Do less of it; get it done. If you’ve got two things that you need to put together, take away until they go together. Don’t add another thing. Because you and understand it better; you can analyze it more cleanly. The UI will be easier. Doing less is so important. ”