I'm confused by the numbers here: "$65.8 billion in liquid assets at the end of March that have probably swelled to more than $70 billion by now." "COO Tim Co

I'm confused by the numbers here: "$65.8 billion in liquid assets at the end of March that have probably swelled to more than $70 billion by now." "COO Tim Cook pointed to the $3.9 billion Apple prepaid last summer to three unnamed suppliers for new process equipment and tooling" Why would apple save all of that money to direct towards these goals instead of half or a third of it? It seems like it might be being wasted, at least partially.