I (Msc AI from the 90s) went from extreme pessimist to optimist in the past years but ‘Elon musk says it wil …’ is not very interesting and I am not sure why he

I (Msc AI from the 90s) went from extreme pessimist to optimist in the past years but ‘Elon musk says it wil …’ is not very interesting and I am not sure why he added it there. There are far more scientific and informed people who have the same timescales as Elon; why not name one of them.