On: Concord bank offers a 100-year CD

[mlyle]

There's a 10 year interest penalty for early withdrawal.

[ghaff → mlyle]

That doesn't seem like a good deal at all then. The brokerage accounts are basically "like cash" sweep accounts.

[mlyle → ghaff]

The deal is in locking in the interest rate forever.

Of course, this is only a great deal if the money is taxed at a very low rate and your horizon is very, very long.