Pi mining legit or scam?

Pi Mining is at top in the trend list. People are keep sharing their refer link to join PI network. I am bit wonder how can business man or the owner of the company gives you free coins Is Pi mining legit or scam?

It’s a scam! BTC or ETH, everything else is nothing. But that is my 2 cents.

What is that? I don’t wanna google it at all. I’m mining eth