Consume Product

He has a point to a degree I've certainly noticed the trend. But I don't think you can say more colorful is default better. Gaudy is gaudy and reeks of low iq poor or limited option aka you are poor because you can't make your shit match. When everything is more uniform or has colors that match or has similar aestheric then that says those choices were intentional, thoughtful even by someone that's thinking about either purpose or minimalism.

Like an apple store with the big wooden butcherblock tables and just the products. Not a lot of placards and extra shelving.

If you're in a home and it's not your forever home, neutral pallet will attract more buyers because they see it as a "ready to go" blank canvas for themselves. People get emotional about color choices and the wrong room color can turn a potential bidding war into low or no offers.

Also light colors make small spaces seem larger so there's that aspect too.

One thing that's not going gray are people's clothes. I see many in brightly colored ill fitting clothes. Well dressed and smart men wear simple clothing that fits with not too many jaring colors. If you are over 12 and wear high vis clothing just for fun youre probably poor and have low class taste.