The process V1 described is how Bitcoin is "mined", i.e. created and put into circulation in the first place, whereas buying Bitcoin involves no more than visiting one of these websites, and isn't terribly complicated.
Grandma might disagree.
That's gratuitous in its not having cited some basis, authoritative or otherwise, for Grandma's disagreement.
The new Great Equalizer is the SEND button.
In Memory of Harv: Those who can make you believe absurdities can make you commit atrocities. ~Voltaire
