> Why did Cisco even bother to make network equipment that doesn't support IPv6? The same reason credit-card payment terminal people sold almost-EMV terminals

> Why did Cisco even bother to make network equipment that doesn't support IPv6? The same reason credit-card payment terminal people sold almost-EMV terminals to retailers in the US around 2010-2015: so their customers will come back 5 years later needing another upgrade to something they should have bought originally.