They are basically right in today's economy unless—and this is the point of the article—they land an exceptionally high income *or* get lucky on a successful speculation. 

And just like how "it got worse" from the time you were in your 20s until now, it'll also get even worse again because the currency won't stop devaluing. 

Aeneas

My 20-something daughters think it's already impossible for them to own a home. I remember thinking the same thing in my 20s, but it turned out doable in my 30s. That said, today's cost would have put me out of reach as well.