They will most certainly offer "shares" of metanet in some way and as any sane person would expect the project will never materialise besides marketing stunts and PR bullshit.
What do you mean by "shares" ? It's a decentralized project I don't think they can make money from it because it's just posting txs to the blockchain
Anyone can join and mine Anyone can fork their code to create node software that compete with their Not sure what others businesses they have. Patents ? You can do it too And so on ...