Multigenerational households are the default in many countries/cultures with many young adults - even high earning ones like doctors, hedge funders, or FAANG SW

Multigenerational households are the default in many countries/cultures with many young adults - even high earning ones like doctors, hedge funders, or FAANG SWEs -continuing to live with their parents until marriage. They manage to get in relationships and date just fine. The logistics can be different of course.