I'm in a consumer tech company: 1. PMs are not needed. Design+Engg launches great features and products. Design thinks about users, produces design, Engg turns

I'm in a consumer tech company: 1. PMs are not needed. Design+Engg launches great features and products. Design thinks about users, produces design, Engg turns into dev designs; and things are launched. PMs are useful when partnership etc. are needed (that is non user focussed activities). 2. PMs are essential in a domain driven tech space - ex. software for construction industry or rocket scientists. Here PMs with appropriate background connects Design+Engg to the industry.