With all the fame of Aubrey as "the prophet of immortality" and every year of studies as a Scientist, his question becomes somewhat redundant, Aubrey contributes as much to development as Vitalik contributes to the Marketing and financial development of Ico

actually they should take advantage of the full google advertising capabilities before the ban, google offers greater visibility than any other tool at least until now...

They are both very prominent figures that attract people to the eHealth project just by association. That's a good reason to be exited, especially for investors.

I hope that they will be able to achieve their promises and ideas

Aubrey de Grey isn't really known for his visions about cryptocurrencies, he's more the expert when it comes to the medical/biological background of the project. Nevertheless, you are right in one part. They are both expert, well you can even call them celebrities, on their own fields. So if they are involved or even interested in eHealth, that is a great sign for the project.

It will take years (10+) before old ways are gone

I think they are already doing it, going after big names not just the some professionals.

Having well known professionals of crypto world as a consultant but I also curious about Aubrey's position in this project. Maybe in the next video we can see Aubrey briefly?

I found his TED talk and listened it, very interesting.
A quote from TED site about Aubrey, "Aubrey de Grey, British researcher on aging, claims he has drawn a roadmap to defeat biological aging. He provocatively proposes that the first human beings who will live to 1,000 years old have already been born."

So he is working about slowing the aging process.