This is Motley Fool Answers. I'm Alison Southwick and I'm joined as always by Robert Brokamp,

personal finance expert here at the Motley Fool. Hey, bro. How are you doing?

Just fine. Allison, how are you?

When did you suddenly become my aunt from like update New York?

Fine. How are you?

I had this long conversation with my wife this morning about how the to-do list just gets longer.

And I'm sort of in the same framework. But anyways.

The to-do list just keeps getting longer when you're not actually doing things on the list. That's the problem. I should just start doing them. But anyways. The to-do list just keeps getting longer when you're not actually doing

things on the list. That's the problem. I should just start doing them. The problem is you. In this

week's episode, Brian Peraldi joins us to talk about eight ways to rescue your retirement. All

that and more on this week's episode of Motley Full Answers. So, Allison, what's up?

Well, bro, how can something that only exists in the mind of computers destroy the planet?

And we're not talking about all the times that you've tried to scare us about workplace automation,

displacing humans, and robots eventually becoming self-aware. If you're like me,

you've read a number of articles about cryptocurrency. And usually somewhere in the article,

the reporter stuffs in a sentence like, also, mining Bitcoin is destroying the planet because

of how much energy it consumes. And you just move on, because that sounds like a real bummer. Look, there's a

cryptocurrency named after a dog. But then this last week, Elon Musk announced that Tesla would no

longer accept Bitcoin because it is so bad for the environment. Never mind that Tesla, the company,

made waves when it invested more than $1.5 billion

of its balance sheet in Bitcoin. So why the about face? As Matt Levine over at Bloomberg speculated,

I assume that what actually happened is pretty much what Musk said. He got into cryptocurrency

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