The stock market is for suckers. The “best” investment bankers are just lucky. There is no rhyme or reason unless you have inside information… which is illegal to use… unless you are already extremely wealthy.

If you are worried about inflation making your savings worthless buy gold.

The phrase you are after is “Duvet cover.” A blanket is technically just a single layer of fabric, a quilt is several layers and a Duvet is 2 layers with stuffing. Calling any/all of them “blankets” is normal… until you have to put the cover on.