From the FAQ:

Are paywalls ok?

It's ok to post stories from sites with paywalls that have workarounds.

In comments, it's ok to ask how to read an article and to help other users do so. But please don't post complaints about paywalls. Those are off topic.

He's not complaining about a paywall. He's offering a solution to get around it. The sentiment of paying for things so businesses can survive is also valid. The insult was what was unnecessary.