Sure, I agree, though it's clear Elon has made a career out of the thin reeds.

Also, if they don't do it now, it's obvious they are working on it / thinking about it. Wait five years.

Actually almost everyone with experience in the matter said that SpaceX would never successfully reuse a first stage booster. That would be Boeing, USA, and a majority of NASA engineers. Granted many of those had an interest in seeing Space Exploration Technologies fail, but their opinion certainly holds weight.