The Chinese have it down to 50 sq. ft.
http://www.nydailynews.com/life-style/real-estate/china-50-sq-foot-apartment-article-1.1199751
My 450 sq ft. apartment looks like a mansion next to one of those “super capsule” Chinese apartments.
That's the lifestyle that awaits low-income Germans as they absorb millions of muslim "guests" from Syria and other hellholes.