The blockchain and the internet are two different technologies and is the host of all access online which is the internet and the other created a means of carrying out financial transactions online which is the blockchain. The blockchain is the digital bank and also the internet is the house that host all other online activities.
Your explanation is quite interesting, and it has answered my confusion, because I was confused to understand the purpose of this topic, I do not understand why someone said something like that, as if the blockchain would replace the internet, even though in terms of functions they are very different