The Lean Startup by Nathaniel Fried June 16, 2018, 5:51 pm Written by Nathaniel Fried Co-founder of Fupping. Busy churning out content and building an empire. facebook instagram linkedin twitter Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.