Who owns the billions in Germany's dormant bank accounts?

Billions of euros sit untouched in dormant bank accounts in Germany. With heirs unaware and no central register in place, banks and politicians are debating who should ultimately control the money.

source https://www.dw.com/en/who-owns-the-billions-in-germany-s-dormant-bank-accounts/a-77167930?maca=en-rss-en-ger-1023-rdf