There are no young new workers in the construction trades.

Average age of some trades is now 60 and these are not trades typically performed by older generations.

Wages are rising but I believe there exist opportunities to use AR to transfer tacit knowledge - the type of knowledge thought to be difficult or impossible to formally educate.

I believe solving for x on this problem has higher order side affects that we don't presently anticipate because this topic is a neighbour to long standing mysteries in AI.