Good Idea or Bad Idea?I’ve got an idea for a product. I’ve talked to some people. I know some people in the industry. I have been cold calling others. The idea is promising. The price point people have agreed with is about where I would like it to be. I’ve shown some mockups around and iterated on them. Now, I feel the need to start writing code because, well, I like writing code. And I’m comfortable writing code.But I see lean people.Steve Blank, Eric Ries, Jason Cohen, Ash Maurya, and a thousand other blogs think I should talk to X people in Y stage...

I've found, contrary to what you sometimes read, that learning Python and Haskell has not improved my programming using other languages. Haskell in particular, being so different from imperative languages, is supposed to give new insights into programming that will help you even when you are not using the language. My current experience doesn't exactly tally with this, and here is why:Demotivation.I find I think in Python, and even in Haskell to some extent, even though I have used Haskell very little. I constantly find myself wanting to use idioms from these languages, or noticing h...