> How can I find a washing machine that will last for 20 years?

Try:

    site:reddit.com inurl:BuyItForLife "washing machine"

> Sure, how do I cast my vote for a non-smart TV

Don't buy one. There are plenty of other options. Computer monitors, for example, can double for a display and TV. This one is excellent (had mine for about a year without any problems):

https://www.amazon.com/dp/B099PJ8SPT