People forget that cubicles were invented to mitigate the serious problems of the open office plans that were predominate before them. When they were introduced, workers really loved them because of that.
Since actual offices probably aren't ever coming back, I think that the return of open office plans will, in the long run, get people to really appreciate cubicles again.
Check out movies from the 40s and 50s that showed non-executive office environments -- they're depicted as large rooms full of people working at desks, because that was the norm.
Since actual offices probably aren't ever coming back, I think that the return of open office plans will, in the long run, get people to really appreciate cubicles again.