[didntcheck]

I can certainly remember mine from repeated use, but I can't say I've ever heard of someone erasing it

[catlikesshrimp]

I have done it since many years ago

[justsid]

You can always tell what part of the HN regularly goes outside and interacts with normal people. I’m sorry but “just memorize the CVV and erase it from the card” isn’t something anyone really does. The comment that Google Wallet is more secure is a generally applicable comment.

[M95D]

You can always tell which part of HN does things right and which part does things easy.