Keep a list of “why can’t I X?” For example, “why can’t I hail a taxi from my phone?”. At some point, all the ingredients were there but it didn’t exist. Uber

Keep a list of “why can’t I X?” For example, “why can’t I hail a taxi from my phone?”. At some point, all the ingredients were there but it didn’t exist. Uber answered the question. Things that you wish existed, especially if they are a combination of existing ingredients. Then you have to ask “so why hasn’t someone already done it really well?”