Yup. From the article:
Payments of the bonds to the descendants of creditors was only finalised in 2015 when the British Government decided to modernise the gilt portfolio by redeeming all remaining undated gilts.
Since 2018, numerous Freedom of Information Act requests have been sent to the British government and Bank of England for the names of those who were paid with the bonds, of which all were denied.
It's a meme. This image shows a lemmy user asking a highly technical question and a caption saying that that is the least technical user, implying that all other lemmy users are even more technical.