Most managers and business owners believe that programmers are interested in their ideas, in their business, in their vision. They expect programmers to work because they share a global vision. In reality, it doesn't work that way. Programmers work for their own profit and care about their own personal results. If the business fails to align its objects with personal objectives of its programmers, it will get enemies, not friends.

The video is here: https://youtu.be/TvvSQq_c4X8