Bitcoin Q&A - How can I be sure my hardware wallet has deleted my mnemonic phrase?

In this Bitcoin Q&A, Andreas explains how to be sure your hardware wallet has actually deleted your mnemonic phrase.

00:00 - Does deleting a mnemonic phrase from a hardware wallet make it impossible to recover?
00:18 - In most cases, deleting means permanant deletion
00:47 - If it's a lot of money, it's safer to destroy the wallet

Source: https://www.youtube.com/watch?v=KmmJgrAJDU0